Amacher, Ryan C <br/><br/>
Principles of microeconomics / 
Ryan C. Amacher, Holley H. Ulbrich. 
 - 3rd ed. 
 - Cincinnati :  South-Western Pub. Co.,   c1986 
 - xiii, 606 p. :  ill. (some col.) ;  26cm 
<br/><br/>  Includes index. 
<br/><br/><label>ISBN: </label>0538086815 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomics
<br/><br/><label>Dewey Class. No.: </label>330 AMA