000 00286nam a2200121Ia 4500
008 220201s1997 xx 000 0 eng d
082 _a620.1
_bKHU
100 _aKhurmi,R.S.
245 0 _aMechanical engineering (O.T.)
260 _aDelhi
_bS.Chand
_c1997
300 _a525
942 _2ddc
999 _c35315
_d35315