00000cam a22000004a 4500 UP-1685594773861340873 Buklod 20070906151243.0 i|||||||||||||| | ta 070906s1972 xx d r |||| u| (iLib)UPBAG-00000018687 LB 1103 S63 v.37 no.2 1972 Millar, W. Stuart. A study of operant conditioning under delayed reinforcement in early infancy W. Stuart Millar. Chicago, Ill Published by the University of Chicago Press for the Society for Research in Child Development 1972. 44 p. ill. 23 cm. Monographs of the Society for Research in Child Development serial no. 147 = vol. 37, no. 2 Includes bibliographical references (p. 40-43) Infant psychology. Operant conditioning. UPBAG UPBAG-MAIN LB 1103 S63 Book