Dyfyniad APA

(1978). Whales and whaling. Australia Government Publishing Service.

Dyfyniad Arddull Chicago

Whales and Whaling. Canberra, Australia: Australia Government Publishing Service, 1978.

Dyfyniad MLA

Whales and Whaling. Australia Government Publishing Service, 1978.

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