Dyfyniad APA

Wild. The Double-Crested Cormorant. University of Michigan Press.

Dyfyniad Arddull Chicago

Wild. The Double-Crested Cormorant. University of Michigan Press.

Dyfyniad MLA

Wild. The Double-Crested Cormorant. University of Michigan Press.

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