Dyfyniad APA

Reisman, J. M., & Ribordy, S. (1993). Principles of psychotherapy with children (2nd ed.). Lexington Books.

Dyfyniad Arddull Chicago

Reisman, John M., and Sheila Ribordy. Principles of Psychotherapy with Children. 2nd ed. New York: Lexington Books, 1993.

Dyfyniad MLA

Reisman, John M., and Sheila Ribordy. Principles of Psychotherapy with Children. 2nd ed. Lexington Books, 1993.

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