United States. Defense Mapping Agency. Hydrographic/Topographic Center. (1993). Pacific Ocean, Ecuador, Archipelago de Colon (Galapagos Islands) (16th ed., Jan. 30, 1993 (Correct through NM 5/93).). The Center.
Chicago Style (17th ed.) CitationUnited States. Defense Mapping Agency. Hydrographic/Topographic Center. Pacific Ocean, Ecuador, Archipelago De Colon (Galapagos Islands). 16th ed., Jan. 30, 1993 (Correct through NM 5/93). Bethesda, Md.: The Center, 1993.
MLA (9th ed.) CitationUnited States. Defense Mapping Agency. Hydrographic/Topographic Center. Pacific Ocean, Ecuador, Archipelago De Colon (Galapagos Islands). 16th ed., Jan. 30, 1993 (Correct through NM 5/93). The Center, 1993.
Warning: These citations may not always be 100% accurate.