APA (7th ed.) Citation

Canadian Hydrographic Service, United States. Defense Mapping Agency. Hydrographic/Topographic Center, Wills, R., & Sandilands, R. W. (1985). Canada, British Columbia, Active Pass, Porlier Pass, and Montague Harbour (9th ed., Aug. 31, 1985 (Correct through NM 35/85).). Defense Mapping Agency, Hydrographic/Topographic Center.

Chicago Style (17th ed.) Citation

Canadian Hydrographic Service, United States. Defense Mapping Agency. Hydrographic/Topographic Center, R. Wills, and R. W. Sandilands. Canada, British Columbia, Active Pass, Porlier Pass, and Montague Harbour. 9th ed., Aug. 31, 1985 (Correct through NM 35/85). Washington, D.C.: Defense Mapping Agency, Hydrographic/Topographic Center, 1985.

MLA (9th ed.) Citation

Canadian Hydrographic Service, et al. Canada, British Columbia, Active Pass, Porlier Pass, and Montague Harbour. 9th ed., Aug. 31, 1985 (Correct through NM 35/85). Defense Mapping Agency, Hydrographic/Topographic Center, 1985.