Dyfyniad APA

Sorenson, H., & Malm, M. (1957). Psychology for living (2nd ed.).

Dyfyniad Arddull Chicago

Sorenson, Herbert, and Marguerite Malm. Psychology for Living. 2nd ed. 1957.

Dyfyniad MLA

Sorenson, Herbert, and Marguerite Malm. Psychology for Living. 2nd ed. 1957.

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