Sullivan, William G. <br/><br/>
Engineering economy / 
William G. Sullivan. 
 - 12th ed. 
 - xvi, 720 p. ;  24cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>981-247-024-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering - Economics aspects.