APA (7th ed.) Citation

Great Britain. Hydrographic Department & United States. Defense Mapping Agency. Hydrographic/Topographic Center. (1991). Indian Ocean, eastern part (3rd ed., May 18, 1991 (Correct through NM 20/91).). Defense Mapping Agency, Hydrographic/Topographic Center.

Chicago Style (17th ed.) Citation

Great Britain. Hydrographic Department and United States. Defense Mapping Agency. Hydrographic/Topographic Center. Indian Ocean, Eastern Part. 3rd ed., May 18, 1991 (Correct through NM 20/91). Washington, D.C.: Defense Mapping Agency, Hydrographic/Topographic Center, 1991.

MLA (9th ed.) Citation

Great Britain. Hydrographic Department and United States. Defense Mapping Agency. Hydrographic/Topographic Center. Indian Ocean, Eastern Part. 3rd ed., May 18, 1991 (Correct through NM 20/91). Defense Mapping Agency, Hydrographic/Topographic Center, 1991.