000 00273nam a22001217a 4500
999 _c311
_d311
020 _a9788120321441
082 _a620
100 _aGerald J Thuesen & W J Fabrycky
245 _aEngineering Economy
260 _aNew Delhi
_bPHI Learning
_c2009
300 _a637
942 _cBK
_01