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020 _a8185099146
041 _aENGLISH
082 _a670.42 CHO
082 _bHAJ
100 _aHAJRA CHOWDHURY S K; HAJRA CHOWDHURY A K; NIRJHAR ROY
245 0 _aWORKSHOP TECHNOLOGY
260 _bMEDIA PROMOTERS AND PUBLISHING PRIVATE LIMITED
260 _c1999
300 _a653
650 _aMECHANICAL
650 _bWORKSHOP TECHNOLOGY
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