Não informado. (1974). Commercial Fish Farmer and Aquaculture News. Catfish farmers of America.
Chicago-Zitierstil (17. Ausg.)Não informado. Commercial Fish Farmer and Aquaculture News. Little Rock, Ark: Catfish farmers of America, 1974.
MLA-Zitierstil (8. Ausg.)Não informado. Commercial Fish Farmer and Aquaculture News. Catfish farmers of America, 1974.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.