Riggs, James L. <br/><br/>
Engineering economics/ 
James L.Riggs...(etal .}. 
 - 1st canadian ed. 
 - Tokyo:  McGraw-Hill,  1986. 
 - xviii,746 p. : 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0075490765 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>LC Class. No.: </label>TA177.4.E53 1986