United States. Army Map Service. (1957). Mariana Islands 1: 250,000.
Chicago Style (17th ed.) CitationUnited States. Army Map Service. Mariana Islands 1: 250,000. Washington, 1957.
MLA (8th ed.) CitationUnited States. Army Map Service. Mariana Islands 1: 250,000. 1957.
Warning: These citations may not always be 100% accurate.