00430cam a2200145ua 4500003000400000008004100004020001500045082001800060100002700078100001700105245005900122250002100181260006700202300001500269OSt250315b |||||||| |||| 00| 0 eng d a8185099154 a621.9bHAJ/EL aHajra Choudhary, S. K  aBose, S K . aElements of Workshop Technology, Vol- 2: Machine Tools a7 / 11(Revi& En) aMumbai : bMedia Promoters & Publishers Pvt Ltd , c1985, 2006 a548 ; .690