TY - JOUR A1 - Harlow, Harry F. A1 - McClearn, Gerald E. T1 - Object Discrimination Learned by Monkeys on the Basis of Manipulation Motives T2 - Journal of Comparative Physiological Psychology, Vol. 47 (1954), pp. 13-16. Y1 - 1954 UR - https://opus4.kobv.de/opus4-Fromm/frontdoor/index/index/docId/11493 N1 - Xeroxcopy ER -