Dyfyniad APA

Poirier, F. E. (1977). In search of ourselves: An introduction to physical anthropoplogy (2nd.). Burgess Publishing Co.

Dyfyniad Arddull Chicago

Poirier, Frank E. In Search of Ourselves: An Introduction to Physical Anthropoplogy. 2nd. Minneapolis, Minnesota: Burgess Publishing Co, 1977.

Dyfyniad MLA

Poirier, Frank E. In Search of Ourselves: An Introduction to Physical Anthropoplogy. 2nd. Burgess Publishing Co, 1977.

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