Citação norma APA

(1987). Seasonal changes in steroid metabolism in the male reproductive organ-system of the African catfish, Clarias gariepinus. Netherlands: Elsevier Science Publishers B. V.

Citação norma Chicago

Seasonal Changes in Steroid Metabolism in the Male Reproductive Organ-system of the African Catfish, Clarias Gariepinus. Netherlands: Elsevier Science Publishers B. V, 1987.

Citação norma MLA

Seasonal Changes in Steroid Metabolism in the Male Reproductive Organ-system of the African Catfish, Clarias Gariepinus. Netherlands: Elsevier Science Publishers B. V, 1987.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.