01020nam a2200265Ia 4500 106196 BIBL 20191122021122.0 731023s1957 mnua b 00000 eng 57007009 //r85 EVLG BF701 .H35 136.082 136 H313c Harris, Dale B. ed. 4586 LEMB The concept of development an issue in the study of human behavior. Minneapolis University of Minnesota Press [1957] x, 287 p. diagrs. 24 cm. Papers presented at a conference held at the University of Minnesota, Dec. 8-10, 1955, to recognize the Institute of Child Welfare's productive work of three decades. Includes bibliographies. Developmental psychology Local 86210 Human behavior 113105 Local Human growth. 113132 Local University of Minnesota. Institute of Child Development and Welfare. 183272 Local 88236 88236 0 0 0 136_000000000000000_H313C 0 evl 12395 10 10 1 2016-05-27 163560 0 136 H313c 80000001029183 2017-05-18 00:00:00 r:106196 z:NCC:D 6