Dreikurs, Rudolf, 1897-1972. Dreikurs, Rudolf, 1897-1972. Psychology in the classroom; a manual for teachers. - 2d ed. - New York, Harper & Row [c1968] LCCN: 68010197 Subjects--Topical Terms: Educational psychology. LC Class. No.: LB1053 / .D7 1968 Dewey Class. No.: 370.15