APA (7th ed.) Citation

Bureau of Navigation, Department of Navy. (1920). Panama Canal Zone. GPO.

Chicago Style (17th ed.) Citation

Bureau of Navigation, Department of Navy. Panama Canal Zone. [Washington]: GPO, 1920.

MLA (9th ed.) Citation

Bureau of Navigation, Department of Navy. Panama Canal Zone. GPO, 1920.

Warning: These citations may not always be 100% accurate.