000 00263nam a2200109Ia 4500
008 220201s2013 xx 000 0 eng d
082 _a621.9
_bKHA
100 _aKhanna, OP
245 0 _aWorkshop technology
260 _bNew Delhi: Dhanpat Rai
_c2013
942 _2ddc
999 _c88581
_d88581