00383cam a2200133ua 4500008004100000041000800041082001800049100002900067245003900096250000900135260006400144300001200208700002900220250113b        |||||||| |||| 00| 0 eng d  aeng  a621.9bHAJ/EL  aHajara Choudhary, S K  .  aElements of workshop technology /   a9 /   aBombay : bMedia promoters and publishers pvt Ltd , c1986.  a637 ; .1 aHajara choudhary, A K  .