Dyfyniad APA

Whaley, D. L., & Malott, R. W. (1971). Elementary principles of behavior. Appleton-Century-Crofts.

Dyfyniad Arddull Chicago

Whaley, Donald L., and Richard W. Malott. Elementary Principles of Behavior. New York: Appleton-Century-Crofts, 1971.

Dyfyniad MLA

Whaley, Donald L., and Richard W. Malott. Elementary Principles of Behavior. Appleton-Century-Crofts, 1971.

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