000 00265nam a2200109Ia 4500
008 160710s1951 xx 000 0 und d
100 _aRITCHIE,W.E.
245 _aPRODUCTION & INVENTIONARY CONTROL
260 _bRONALD PRESS
_c1951
300 _a278
942 _2ddc
_cB
999 _c17969
_d17969