00596nam a22001937a 4500 BD-DhUL 20170305093542.0 170305s1969 us ||||| |||| 001 0 eng d BD-DhUL BD-DhUL 136.72 GIP Ginsburg, Herbert Piagets's theory of intellectual development : Herbert Ginsburg and Sylvia Opper, an introduction / New Jersey : Englewood Cliffs, Prentice Hall, 1969. xi, 237p. ; 23 cm. Includes index Personality. Opper, Sylvia ddc BK 159717 159717 0 0 ddc 0 136_720000000000000_GIP 0 NFIC 292280 DUL DUL GEN 2017-03-05 purchased 136.72 GIP A76054 2017-03-05 1 2017-03-05 BK