000 00281nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a330
100 _aPanneerselvam R
245 0 _aEngineering Economics
250 _a1
260 _bPhi Learning, New Delhi
_c2001
942 _cBK
999 _c23165
_d23165