Dyfyniad APA

Gerking, S. D. (1978). Ecology of freshwater fish production.

Dyfyniad Arddull Chicago

Gerking, Shelby D. Ecology of Freshwater Fish Production. Blackwell Scientific Publications, OXford, 1978.

Dyfyniad MLA

Gerking, Shelby D. Ecology of Freshwater Fish Production. 1978.

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