00431nam a2200157Ia 4500008004100000020001800041041000800059082001900067100002900086245007100115250000900186260003800195300001300233365000800246999001900254231011s2018    xx            000 0 und d  a9788185099149  aeng  a621.75 CHO/ROY  aChoudhary S K H , Roy N.  aElements of workshop technology - Volume I Manufacturing Processes  a16th  aChandigarhbMedia Promotersc2018  axvi, 648  b280  c879798d879798