Play, I-Level System, and interpersonal maturity
By: by Robert Gregory Alexander
Published: 1978
Language: eng
Number of pages: 97
Subjects: Child psychology; Play
Notes: Microfiche (negative) of typescript. [Eugene : College of Health, Physical Education and Recreation, University of Oregon, 1978] -- 2 sheets ; 10.5 x 14.8 cm. --  ([Its Microform publications])

Thesis (M.S.)--University of Colorado, 1976

Bibliography: leaves [94]-97