How to format your references using the AAPG Bulletin citation style

This is a short guide how to format citations and the bibliography in a manuscript for AAPG Bulletin. For a complete guide how to prepare your manuscript refer to the journal's instructions to authors.

Using reference management software

Typically you don't format your citations and bibliography by hand. The easiest way is to use a reference manager:

PaperpileThe citation style is built in and you can choose it in Settings > Citation Style or Paperpile > Citation Style in Google Docs.
EndNoteDownload the output style file
Mendeley, Zotero, Papers, and othersThe style is either built in or you can download a CSL file that is supported by most references management programs.
BibTeXBibTeX syles are usually part of a LaTeX template. Check the instructions to authors if the publisher offers a LaTeX template for this journal.

Journal articles

Those examples are references to articles in scholarly journals and how they are supposed to appear in your bibliography.

Not all journals organize their published articles in volumes and issues, so these fields are optional. Some electronic journals do not provide a page range, but instead list an article identifier. In a case like this it's safe to use the article identifier instead of the page range.

A journal article with 1 author
Nogrady, B., 2014, Immunotherapy: Chemical tricks: Nature, v. 513, no. 7517, p. S10-1.
A journal article with 2 authors
Zarin, D. A., and T. Tse, 2008, Medicine. Moving toward transparency of clinical trials: Science (New York, N.Y.), v. 319, no. 5868, p. 1340–1342.
A journal article with 3 authors
Stefanová, I., J. R. Dorfman, and R. N. Germain, 2002, Self-recognition promotes the foreign antigen sensitivity of naive T lymphocytes: Nature, v. 420, no. 6914, p. 429–434.
A journal article with 11 or more authors
Wilhelm, B. T., S. Marguerat, S. Watt, F. Schubert, V. Wood, I. Goodhead, C. J. Penkett, J. Rogers, and J. Bähler, 2008, Dynamic repertoire of a eukaryotic transcriptome surveyed at single-nucleotide resolution: Nature, v. 453, no. 7199, p. 1239–1243.

Books and book chapters

Here are examples of references for authored and edited books as well as book chapters.

An authored book
Biswas, S., P. Ray, and B. K. Chakrabarti, 2015, Statistical Physics of Fracture, Breakdown, and Earthquake: Weinheim, Germany, Wiley-VCH Verlag GmbH & Co. KGaA.
An edited book
Hassanien, A. E., M. F. Tolba, and A. Taher Azar (eds.), 2014, Advanced Machine Learning Technologies and Applications: Second International Conference, AMLTA 2014, Cairo, Egypt, November 28-30, 2014. Proceedings: Cham, Springer International Publishing, Communications in Computer and Information Science, XVI, 542 p. 198 illus p.
A chapter in an edited book
Betz, U. A. K., N. Camacho, M. Gerards, and S. Stremersch, 2014, Grassroots Innovation: A Promising Innovation Paradigm for Pharmaceutical Companies, in M. Ding, J. Eliashberg, and S. Stremersch, eds., Innovation and Marketing in the Pharmaceutical Industry: Emerging Practices, Research, and Policies: New York, NY, Springer, International Series in Quantitative Marketing, p. 119–148.

Web sites

Sometimes references to web sites should appear directly in the text rather than in the bibliography. Refer to the Instructions to authors for AAPG Bulletin.

Blog post
Andrew, D., 2016, Understanding The Four Types Of AI, From Reactive Robots To Self-Aware Beings: IFLScience: <> (accessed October 30, 2018).


This example shows the general structure used for government reports, technical reports, and scientific reports. If you can't locate the report number then it might be better to cite the report as a book. For reports it is usually not individual people that are credited as authors, but a governmental department or agency like "U. S. Food and Drug Administration" or "National Cancer Institute".

Government report
Government Accountability Office, 1997, Child Support Enforcement: Leadership Essential to Implementing Effective Automated Systems, T-AIMD-97-162: Washington, DC, U.S. Government Printing Office.

Theses and dissertations

Theses including Ph.D. dissertations, Master's theses or Bachelor theses follow the basic format outlined below.

Doctoral dissertation
Haigh, C. V., 2017, More Than Skin Deep: The Impact of Self-Esteem, Desire for Lighter Skin, and Gender on the Mental Health of University Students in Thailand, Doctoral dissertation: Long Beach, CA, California State University, Long Beach.

News paper articles

Unlike scholarly journals, news papers do not usually have a volume and issue number. Instead, the full date and page number is required for a correct reference.

New York Times article
Vecsey, G., 2013, Back in Queens, Johnson Is Full of Memories and Statistics: p. B12.

In-text citations

References should be cited in the text by name and year in parentheses:

This sentence cites one reference (Nogrady, 2014).
This sentence cites two references (Zarin and Tse, 2008; Nogrady, 2014).

Here are examples of in-text citations with multiple authors:

  • Two authors: (Zarin and Tse, 2008)
  • Three or more authors: (Wilhelm et al., 2008)

About the journal

Full journal titleAAPG Bulletin
AbbreviationAm. Assoc. Pet. Geol. Bull.
ISSN (print)0149-1423
ScopeEarth and Planetary Sciences (miscellaneous)
Geochemistry and Petrology
Energy Engineering and Power Technology
Fuel Technology

Other styles