000 00278nam a2200121Ia 4500
008 230912s9999 xx 000 0 und d
100 _aKumar, D.S.
245 0 _aElements Of Mechanical Engineering
260 _aNEW DELHI
260 _bKATARIA
260 _c2017
300 _a640
999 _c65954
_d65954