000 00331nam a2200133Ia 4500
008 241225s9999 xx 000 0 und d
020 _a0
082 _a155
_bLOW
100 _aLowe P H.
245 4 _aThe essence of production
260 _aNew Delhi :
_b,
_c1994
300 _a275.
650 _aDifferential developmental psychology
999 _c31416
_d31416