How to format your references using the The American Journal of Cardiology citation style

This is a short guide how to format citations and the bibliography in a manuscript for The American Journal of Cardiology. 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
1. Maynard AD. Don’t define nanomaterials. Nature 2011;475:31.
A journal article with 2 authors
1. Hemmer P, Wrachtrup J. Physics. Where is my quantum computer? Science 2009;324:473–474.
A journal article with 3 authors
1. Conroy C, Dokkum PG van, Choi J. Ubiquitous time variability of integrated stellar populations. Nature 2015;527:488–491.
A journal article with 51 or more authors
1. Noda Y, Noro S-I, Akutagawa T, Nakamura T. Gold nanoparticle assemblies stabilized by bis(phthalocyaninato)lanthanide(III) complexes through van der Waals interactions. Sci Rep 2014;4:3758.

Books and book chapters

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

An authored book
1. Theodore L, Kunz RG. Nanotechnology: Environmental Implications and Solutions. Hoboken, NJ: John Wiley & Sons, Inc.; 2005.
An edited book
1. Oughton DH, Kashparov V eds. Radioactive Particles in the Environment. Dordrecht: Springer Netherlands; 2009.
A chapter in an edited book
1. Fettweis G, Irmer R, Windisch M, Petrovic D, Zillmann P. Wireless Connectivity for In Home Audio/Video Networks. In: Mukherjee S, Aarts RM, Roovers R, Widdershoven F, Ouwerkerk M, eds. AmIware Hardware Technology Drivers of Ambient Intelligence. Philips Research. Dordrecht: Springer Netherlands; 2006:51–72.

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 The American Journal of Cardiology.

Blog post
1. Andrew E. Watch A 7-Week-Old Baby Hear For The First Time. IFLScience 2014. Available at: 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
1. Government Accountability Office. High-Speed Ground Transportation: Issues Affecting Development in the United States. Washington, DC: U.S. Government Printing Office; 1993.

Theses and dissertations

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

Doctoral dissertation
1. Zavala M. Latinos’ attitudes towards receiving mental health services. 2009.

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
1. Crow K. A New Battleground for an Old War: The Internet. New York Times. November 4, 2001:1410.

In-text citations

References should be cited in the text by sequential numbers in superscript:

This sentence cites one reference 1.
This sentence cites two references 1,2.
This sentence cites four references 1–4.

About the journal

Full journal titleThe American Journal of Cardiology
AbbreviationAm. J. Cardiol.
ISSN (print)0002-9149
ISSN (online)1879-1913
ScopeCardiology and Cardiovascular Medicine

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