Dyfyniad APA

BARKLEY, R. A. (1981). Hyperactive children: A handbook for diagnosis andtreatment. The Guilford Press.

Dyfyniad Arddull Chicago

BARKLEY, Russel A. Hyperactive Children: A Handbook for Diagnosis Andtreatment. New York: The Guilford Press, 1981.

Dyfyniad MLA

BARKLEY, Russel A. Hyperactive Children: A Handbook for Diagnosis Andtreatment. The Guilford Press, 1981.

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