Dyfyniad APA

Louise Spilsbury; Richard Spilsbury. (2004). A Band Of Gorillas (Animal Groups). Heinemann.

Dyfyniad Arddull Chicago

Louise Spilsbury; Richard Spilsbury. A Band Of Gorillas (Animal Groups). Heinemann, 2004.

Dyfyniad MLA

Louise Spilsbury; Richard Spilsbury. A Band Of Gorillas (Animal Groups). Heinemann, 2004.

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