000 00345nam a2200145Ia 4500
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041 _aENG
082 _a621
_bGP-E
100 _aG.P gupta
245 0 _aEngineering thermodynamics
250 _a1st
260 _c1987
_aRoorkee
_bNim Chand & Bros
650 _aMechanical Engineering
942 _cBK
999 _c863
_d863