Dyfyniad APA
ebrary, Inc, Barkley, R. A., & Mash, E. J. (2006). Treatment of childhood disorders (3rd ed.). Guilford Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Russell A. Barkley, and Eric J. Mash. Treatment of Childhood Disorders. 3rd ed. New York: Guilford Press, 2006.
Dyfyniad MLA
ebrary, Inc, et al. Treatment of Childhood Disorders. 3rd ed. Guilford Press, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.