IPerls، F. S. "١٩٧٣" The Gestalt apprach and eyewitness to therapy. Palo Alto، C A: Science and Behaviros Books.

"·Raush، H. L. & Bordin، E. S. "١٩٥٧" Warmth in persenality develpment and in psychal-herapy. Psychiatry. ٢٠،٣٥١-٣٦٣.

؟Rogers، C. "١٩٦١" on becoming a person. Boston: Houghton Mifflin.

.-Shartz&T، B. & Stone، S. C. "١٩٧٤" Fundamentals of Counseling "٢ no ed" Boston ; Houghton Mifflin.

· Truax، C. B. & Mitchell، K. M. "١٩٧١" Research on Certain therapist interpersonal skills in relations to Process and outcome، in A. Bergin & S. Carfield "Eds" Handbook of psychotherapy and behavior change An empirical Analysis New York. Wiley.