000 00310nam a2200121Ia 4500
008 220201s1970 xx 000 0 eng d
082 _a658
100 _aBanga, TR & Sharma, SC
245 0 _aInduatrial organisation & engineering economics
260 _bDelhi:Khanna pub
_c1970
300 _a248
942 _2ddc
999 _c76356
_d76356