000 00270nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a620.1
100 _aR.S . KHURMI
245 0 _aMECHANICAL ENGINEERING
260 _bS CHAND
365 _b525.00
942 _cBTECH
999 _c166685
_d166685