How to Cite a Map in AMA (11th edition)
Learn how to cite printed maps, atlases, and dynamic maps like Google Maps in AMA format (11th edition). This guide includes the reference list format, in-text citation examples, and key formatting rules.
AMA Reference List Format
Here is the standard AMA format for citing a map in your reference list:
US Geological Survey. Map of Yellowstone National Park. Scale 1:125,000. Reston, VA: US Geological Survey; 2018.
AMA Example for a Map
A complete AMA reference for a map, formatted by the official AMA CSL style definition — the same engine that powers the generator on this site:
1. Cartwright N. Historic library districts of Boston. Published online 2015.
Matching in-text citation: 1
AMA In-Text Citation
Use one of these formats when referencing this source within your paper:
Parenthetical
1
Narrative
The Geological Survey map1 shows...
Key AMA Formatting Rules
- List the cartographer or issuing organization, the map title, the scale, the place, the publisher, and the year.
- Number the reference in the order it appears in the text.
- Give the scale as 'Scale 1:125,000.' when it is known.
- For an online map, add the accessed date and the URL at the end.
Step-by-Step Guide
- Gather source information: Collect the author name, title, publication date, and URL or DOI for your map.
- Format the reference: Arrange the elements following the AMA (11th edition) template shown above.
- Create the in-text citation: Add a parenthetical or narrative citation in your paper where you reference this source.
- Add to your reference list: Include the full formatted citation at the end of your paper.
- Double-check formatting: Verify italics, punctuation, capitalization, and hanging indents match AMA requirements.
Evidence and review notes
Worked examples are generated by citeproc from the published CSL definition, not written by a language model. Editorial guidance and sources in this section were reviewed on 2026-08-14.
CSL style record: ama.csl
Editorial sources
Frequently Asked Questions
- How do I cite a map in AMA?
- To cite a map in AMA (11th edition), include the author, title, date, and source location. Use our free citation generator for automatic formatting.
- What is the AMA format for a map citation?
- The AMA format for a map is: US Geological Survey. Map of Yellowstone National Park. Scale 1:125,000. Reston, VA: US Geological Survey; 2018.
- What does the in-text citation look like for a map in AMA?
- In AMA, the in-text citation for the example above is 1
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