Klausmeier, Herbert J. 1915-2014. Learning and human abilities: educational psychology. - New York, Harper [1961] - 562 p. illus. 24 cm. Includes bibliographical references. ISBN: 060436948 LCCN: 61006278 Subjects--Topical Terms: Educational psychology. LC Class. No.: LB1051 / .K67 Dewey Class. No.: 370.15