000 00291nam a2200121Ia 4500
008 220201s1984 xx 000 0 eng d
100 _aMUKHERJEE R R
245 0 _aELEMENTS OF QUALITY CONTROL
250 _a2
260 _aDELHI
_bVANI EDUCATIONAL BOOKS
_c1984
300 _a74
942 _2ddc
999 _c90281
_d90281