81. Research on social work practice. [Thousand Oaks, Calif.] : Sage Publications SW532 SW528 SW526 SW509 SW421 CP534 MPT506 SW310 SW503
86. Educational technology research and development: ETR & D Washington, D.C. : Association for Educational Communications and Technology, [1989]- GED220
90. Journal of rational-emotive and cognitive-behavior therapy. New York, N.Y. : Human Sciences Press, ©1988- COUN480
