Dyfyniad APA

Newton, e. b. I. Lifetime reproduction in bird. Academic Press.

Dyfyniad Arddull Chicago

Newton, edited by Ian. Lifetime Reproduction in Bird. Academic Press.

Dyfyniad MLA

Newton, edited by Ian. Lifetime Reproduction in Bird. Academic Press.

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