000 00306nam a2200121Ia 4500
008 210616s9999 xx 000 0 und d
100 _aChan S. Park
245 0 _aContemporary Engineering Economics
260 _bPearson
_c2015
_aindia
300 _a858 p
650 _aSocial Science
_bEconomics
942 _cBK
999 _c6150
_d6150