APA (7th ed.) Citation

U.S. Fish and Wildlife Service. Division of Fishery Biology. (1943). Care of Aquarium Fishes. [s.n.].

Chicago Style (17th ed.) Citation

U.S. Fish and Wildlife Service. Division of Fishery Biology. Care of Aquarium Fishes. [Washington]: [s.n.], 1943.

MLA (9th ed.) Citation

U.S. Fish and Wildlife Service. Division of Fishery Biology. Care of Aquarium Fishes. [s.n.], 1943.