Dyfyniad APA

Beins, B., Feldman, A., & Gall, S. B. (1996). The Gale encyclopedia of psychology. Gale Research.

Dyfyniad Arddull Chicago

Beins, Bernard, Alan Feldman, and Susan B. Gall. The Gale Encyclopedia of Psychology. Detroit, Mich: Gale Research, 1996.

Dyfyniad MLA

Beins, Bernard, et al. The Gale Encyclopedia of Psychology. Gale Research, 1996.

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