Dyfyniad APA

Schaefer, H. H., & Martin, P. L. (1969). Behavioral therapy. Blakiston Division, McGraw-Hill.

Dyfyniad Arddull Chicago

Schaefer, Halmuth H., and Patrick L. Martin. Behavioral Therapy. New York: Blakiston Division, McGraw-Hill, 1969.

Dyfyniad MLA

Schaefer, Halmuth H., and Patrick L. Martin. Behavioral Therapy. Blakiston Division, McGraw-Hill, 1969.

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