Engineering economy/ 
William G. Sullivan, Elin M. Wicks and C. Patrick Koelling. 
 - Sixteenth edition. 
 - Singapore:  Pearson Education,  2015. 
 - 694 pages:  illustrations;  25 cm. 
<br/><br/><label>ISBN: </label>9789814628693 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering economy.
<br/><br/><label>LC Class. No.: </label>TA 177.4 .Su949 2015