Dyfyniad APA

I. G. Cowx. (1991). Catch effort sampling strategies: Their application in freshwater fisheries management. Surrey, Eng: Fishing News Books.

Dyfyniad Arddull Chicago

I. G. Cowx. Catch Effort Sampling Strategies: Their Application in Freshwater Fisheries Management. Surrey, Eng: Fishing News Books, 1991.

Dyfyniad MLA

I. G. Cowx. Catch Effort Sampling Strategies: Their Application in Freshwater Fisheries Management. Surrey, Eng: Fishing News Books, 1991.

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