Canadian Hydrographic Service & United States. Defense Mapping Agency. (1996). North America, Canada--United States, Strait of Juan de Fuca to Dixon Entrance (Fourth edition, Feb. 10, 1996 (Correct through NM 6/96).). Defense Mapping Agency.
Chicago Style (17th ed.) CitationCanadian Hydrographic Service and United States. Defense Mapping Agency. North America, Canada--United States, Strait of Juan De Fuca to Dixon Entrance. Fourth edition, Feb. 10, 1996 (Correct through NM 6/96). [Bethesda, Md.]: Defense Mapping Agency, 1996.
MLA (9th ed.) CitationCanadian Hydrographic Service and United States. Defense Mapping Agency. North America, Canada--United States, Strait of Juan De Fuca to Dixon Entrance. Fourth edition, Feb. 10, 1996 (Correct through NM 6/96). Defense Mapping Agency, 1996.