United States. Defense Mapping Agency. Hydrographic/Topographic Center. (1984). English Channel-North Sea, Dover to Orford Ness and Cap Gris-Nez to Hoek Van Holland (8th ed., Aug. 25, 1984 (correct through NM 34/84).). The Center.
Chicago Style (17th ed.) CitationUnited States. Defense Mapping Agency. Hydrographic/Topographic Center. English Channel-North Sea, Dover to Orford Ness and Cap Gris-Nez to Hoek Van Holland. 8th ed., Aug. 25, 1984 (correct through NM 34/84). Washington, D.C.: The Center, 1984.
MLA (9th ed.) CitationUnited States. Defense Mapping Agency. Hydrographic/Topographic Center. English Channel-North Sea, Dover to Orford Ness and Cap Gris-Nez to Hoek Van Holland. 8th ed., Aug. 25, 1984 (correct through NM 34/84). The Center, 1984.
Warning: These citations may not always be 100% accurate.