Dyfyniad APA
Zastrow, C. H., & Kirst-Ashman, K. K. (2010). Understanding human behavior and the social environment (8th ed.). Brook/ Cole.
Dyfyniad Arddull Chicago
Zastrow, Charles H., and Karen K. Kirst-Ashman. Understanding Human Behavior and the Social Environment. 8th ed. Australia: Brook/ Cole, 2010.
Dyfyniad MLA
Zastrow, Charles H., and Karen K. Kirst-Ashman. Understanding Human Behavior and the Social Environment. 8th ed. Brook/ Cole, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.