000 00447nam a2200181Ia 4500
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008 250619s9999||||xx |||||||||||||| ||und||
020 _c30
040 _aMAIN
041 _aEnglish
082 _a620
_bSHA
100 _aSharma, M. M.
245 0 _aSelectivity engineering
260 _aNew Delhi
_b; Council Of Scientific & Industrial Research
_c, 1990
300 _a74p.
650 _aEngineering
942 _cBK
999 _c121907
_d121907