Dyfyniad APA

Wrenn, R. L. (1966). Basic contributions to psychology: Readings. Wadsworth Publishing Company Inc.

Dyfyniad Arddull Chicago

Wrenn, Robert L. Basic Contributions to Psychology: Readings. Belmont, California: Wadsworth Publishing Company Inc, 1966.

Dyfyniad MLA

Wrenn, Robert L. Basic Contributions to Psychology: Readings. Wadsworth Publishing Company Inc, 1966.

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