Dyfyniad APA
Engle, D. E., & Arkowitz, H. (2006). Ambivalence in psychotherapy: Facilitating readiness to change. Guilford Press.
Dyfyniad Arddull Chicago
Engle, David E., and Hal Arkowitz. Ambivalence in Psychotherapy: Facilitating Readiness to Change. New York: Guilford Press, 2006.
Dyfyniad MLA
Engle, David E., and Hal Arkowitz. Ambivalence in Psychotherapy: Facilitating Readiness to Change. Guilford Press, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.