000 00314nam a2200133Ia 4500
008 230815s9999 xx 000 0 und d
082 _a370.15
_bSKI
100 _aSkinner, Charles E
245 0 _aEducational Psychology
250 _a4
260 _aINDIA
_b:PHI LEARNING
_c1959
300 _a755p.
942 _cBOOK
999 _c15612
_d15612