Grant, Eugene Lodewick,    1897 - <br/><br/>
Principles of engineering economy /    
by Eugene L. Grant and W. Gra nt Ireson 
 - 5th ed. 
 - New York :   Ronald Press ,   1970 
 - vii, 640 p. :    ill. ;    24 cm. 
<br/><br/>  Includes bibliography: p. 629 - 633 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering economy--------
<br/><br/><label>Dewey Class. No.: </label>620.004 GRA