Dyfyniad APA

Klausmeier, H. J., & Ripple, R. E. (1971). Learning and human abilities: Educational psychology (3d ed.). Harper & Row.

Dyfyniad Arddull Chicago

Klausmeier, Herbert John, and Richard E. Ripple. Learning and Human Abilities: Educational Psychology. 3d ed. New York: Harper & Row, 1971.

Dyfyniad MLA

Klausmeier, Herbert John, and Richard E. Ripple. Learning and Human Abilities: Educational Psychology. 3d ed. Harper & Row, 1971.

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