Oaklander V. (1978). Windows to our children. A gestalt therapy approach to our children and adolescents. Utah: Real People Press.

О е Е. (1989). Comparsion of initial session play therapy behaviors of maladjusted and adjusted children. Unpublisched doctoral dissertation. University of North Texas.

Orgun N. (1973). Playroom setting for diagnostic family in-, terviews. American Journal of Psychiatry. 130. 540—542.

Osterweil Z. (1986). Time-limited play therapy: Rationale and technique. School Psychology International. 7 (4). 224—230.

Oualline V. (1975). Behavioral outcomes of short-term non-directive play therapy with preschool deaf children. (DAI 36/12A). Unpublished doctoral dissertation: University of North Texas.

Peek M. & Stewart R. (1964). Current practices'in selection criteria for group play-therapy. Journal of Clinical Psychology. 20 (1). 146.

Perry L. (1988). Play therapy behavior of maladjusted and adjusted children. Unpublished doctoral dissertation: University of North Texas.

Raskin N. (1954). Play therapy with blind children. New Outlook for the Blind. 48. 290—292.

Russo S. (1964). Adaptations in behavioral therapy with children. Behavior Research and Therapy. 2. 43—47.

Sandier J. Kennedy H. & Tyson R. The technique of child psychoanalysis: Discussions with Anna Freud. Boston. MA: Harvard University Press.

Schaefer С (1976). The therapeutic use of child's play. New York: Jason Aronson.

357Schaefer С. & O'Connor К. (1983). Handbook of play-therapy. New York: Wiley.

Schiffer M. (1952). Permissiveness versus sanction in activity group therapy. International Journal of Group Psychotherapy. 2. 255—261.

Seeman J. (1949). A study of the process of non-direcyive therapy. Journal of Consulting Psychology. 13. 157—168.

Siegel C. (1972). Changrs in play therapy behaviors over time as a function of differeng levels of therapist-offered conditions. Journal of Clinical Psychology. 28 (2). 235—236.