000 00291nam a2200121Ia 4500
008 220201s1980 xx 000 0 eng d
082 _a670
_bPAN
100 _aPandey, PC
245 0 _aProduction engineering science
260 _bStandard Book Service
_c1980
300 _a677
942 _2ddc
999 _c81353
_d81353