Blank, Leland T. <br/><br/>
Engineering economy / 
Leland Blank, Anthony Tarquin 
 - 7th ed. 
 - New York :  McGraw-Hill,  c2012 
 - xx, 620 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780073376301 0073376302 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering economy