Não informado. (1974). Commercial Fish Farmer and Aquaculture News. Catfish farmers of America.
Chicago (17e ed.) BronvermeldingNão informado. Commercial Fish Farmer and Aquaculture News. Little Rock, Ark: Catfish farmers of America, 1974.
MLA (8e ed.) BronvermeldingNão informado. Commercial Fish Farmer and Aquaculture News. Catfish farmers of America, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.