000 003230000a22001450004500
060 _a100
082 _a150 SKI
100 _aSkinner, B.F.
245 _aScience and human behaviour
260 _aNew York, The macmillan co.
260 _c1953
300 _a461
650 _aPsychology/ Human behaviour
942 _cBK
999 _c354154
_d354154