000 00306nam a2200121Ia 4500
008 220201s1985 xx 000 0 eng d
082 _a621.076
_bMAT
100 _aMathur,SB
245 0 _aMechanical engineering objective&converntional
260 _bDhanpat Rai&sons
_c1985
300 _a815
942 _2ddc
999 _c83708
_d83708