000 00311nam a2200109Ia 4500
999 _c849
_d849
020 _a9780079122483
100 _aRIGGS JAMES L;BEDWORTH DAVID D;RANDHWAWA SABAH U
245 0 _aENGINEERING ECONOMICS
250 _a4th ed
260 _aNEW DELHI
_bT.M.H PUBLISHER-1
_c2008
300 _a661+I-12
942 _cLEN_BK