Riggs, James L. <br/><br/>
Engineering economics 
/James L.Riggs 
 - St.Louis  McGraw-Hill Book  1977 
 - xvii, 617 p. 
<br/><br/><label>ISBN: </label>70528608 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering-Economy
<br/><br/><label>Dewey Class. No.: </label>620.00133  / RIG