00468nam a2200181Ia 4500003000400000005001700004008004100021020001500062040000600077041001200083082002100095100004700116245002400163260003300187300000800220400004600228650001200274OSt20250314124548.0231217s9999    xx            000 0 und d  a8172861249  c0  aEnglish  a658.15  PHA;1  R  aPhaneesh, K R. Suresh, R. Sukumaran, S ed. 0aEngineering economy  c2006bSudha Publ.aBangalore  a271  aSudha's student friendly text book series  aeconomy