APA citiranje

Piper, R. G. (1982). Fish hatchery management. Washington, D.C: U.S. Department of the Interior, Fish and Wildlife Service.

Trích dẫn kiểu Chicago

Piper, Robert G. Fish Hatchery Management. Washington, D.C: U.S. Department of the Interior, Fish and Wildlife Service, 1982.

MLA citiranje

Piper, Robert G. Fish Hatchery Management. Washington, D.C: U.S. Department of the Interior, Fish and Wildlife Service, 1982.