000 00355nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aSobT
_bSKI;1968
100 _aSkinner, C E.
245 _aEducational Psychology /
_b
260 _bPrebtice-Hall of India Private Ltd. ,
_aNew Delhi :
_c1968
300 _a755p :
650 _aExtension
942 _2cc
_cBK
999 _c3612
_d3612