Zwier, Paul J.  1927- <br/><br/>
Engineering economy 
Leland Blank, Anthony Tarquin. 
 - New York,  Holt, Rinehart and Winston  c[1969] 
 - x, 421 p.  illus. (part col.)  25 cm. 
<br/><br/>Bibliography: p. 398-400 
<br/><br/><label>ISBN: </label>0030728509 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics