000 00272nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aBethel, L L
245 0 _aIndustrial organisation & management
250 _a4th
260 _aNew York
_bMc Graw Hills
_c1962
942 _cBK
999 _c1024
_d1024