Levin, Joel R. Learner differences diagnosis and prescription Joel R. Levin. - New York Holt, Rinehart and Winston c1977. - x, 146 p. ill. - Principles of educational psychology series . Includes index. Bibliography: p. [133]-142. ISBN: 0030152968 LCCN: 76046364 Subjects--Topical Terms: Learning, Psychology of LC Class. No.: LB1051 / .L597 Dewey Class. No.: 370.15/2