Cita APA (7th ed.)

Gerking, S. D. (1967). The biological basis of freshwater fish production. Blackwell Scientific Publications.

Cita Chicago (17th ed.)

Gerking, Shelby D. The Biological Basis of Freshwater Fish Production. Oxford: Blackwell Scientific Publications, 1967.

Cita MLA (9th ed.)

Gerking, Shelby D. The Biological Basis of Freshwater Fish Production. Blackwell Scientific Publications, 1967.