Dyfyniad APA

J W Campbell. (1970). Comparative biochemistry of nitrogen metsbolism 2: Vertebrates. Academic press.

Dyfyniad Arddull Chicago

J W Campbell. Comparative Biochemistry of Nitrogen Metsbolism 2: Vertebrates. Academic press, 1970.

Dyfyniad MLA

J W Campbell. Comparative Biochemistry of Nitrogen Metsbolism 2: Vertebrates. Academic press, 1970.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.