000 00464pam a2200145a 44500
008 160408b1977 xxu||||| |||| 00| 0 eng d
040 _aP K Kelkar Library, IIT Kanpur
082 _a155.4
_bAu54c
100 _aAult, Ruth L.
245 0 _aChildren's cognitive development
_bPiaget's theory and the process approach
_cRuth L. Ault
260 _aNew York
_bOxford University Press
_c1977
300 _ax, 193p
650 _aPsychology
997 _aA54316 C
999 _c312628
_d312628