United States. Defense Mapping Agency. Hydrographic/Topographic Center. (1983). Omega plotting chart, 7634 (3rd ed., Aug. 20, 1983 (correct through NM 34/83).). The Center.
Chicago Style (17th ed.) CitationUnited States. Defense Mapping Agency. Hydrographic/Topographic Center. Omega Plotting Chart, 7634. 3rd ed., Aug. 20, 1983 (correct through NM 34/83). Washington, D.C.: The Center, 1983.
MLA (9th ed.) CitationUnited States. Defense Mapping Agency. Hydrographic/Topographic Center. Omega Plotting Chart, 7634. 3rd ed., Aug. 20, 1983 (correct through NM 34/83). The Center, 1983.
Warning: These citations may not always be 100% accurate.