Dyfyniad APA

Allsteadt, J., & Vaughan, C. (1988). Distress calls of caiman, Caiman crocodilus fuscus, in northern Costa Rica.

Dyfyniad Arddull Chicago

Allsteadt, John, y Christopher Vaughan. Distress Calls of Caiman, Caiman Crocodilus Fuscus, in Northern Costa Rica. 1988.

Dyfyniad MLA

Allsteadt, John, y Christopher Vaughan. Distress Calls of Caiman, Caiman Crocodilus Fuscus, in Northern Costa Rica. 1988.

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