Dyfyniad APA

COMBS, A. W., & CHAIRMAN. (1987). Perceiving, behaving, becoming: A new focus for educa-tion. Association for supervision..

Dyfyniad Arddull Chicago

COMBS, Arthur W., and CHAIRMAN. Perceiving, Behaving, Becoming: A New Focus for Educa-tion. Alexandria: Association for supervision., 1987.

Dyfyniad MLA

COMBS, Arthur W., and CHAIRMAN. Perceiving, Behaving, Becoming: A New Focus for Educa-tion. Association for supervision., 1987.

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