The gestalt approach & Eye witness to therapy
MLA
Perls, Frederick S. The Gestalt Approach & Eye Witness to Therapy. 5e ed. New York: Bantam Books, 1981.
APA
Perls, F. S. (1981). The gestalt approach & Eye witness to therapy. 5e ed. New York: Bantam Books.
Chicago
Perls, Frederick S., The Gestalt Approach & Eye Witness to Therapy. 5e ed. New York: Bantam Books, 1981.