Ruffin , Roy J.  <br/><br/>
Principles of Microeconomics  
Gregory , Paul R 
 - 5th ed 
 - New York :  Harper Collins ,  1993 . 
 - xxx . 491 p . :  Charts , Graphs , ill. ;  26 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics<br/>Production
<br/><br/><label>Subjects--Index Terms: </label>Microeconomics World Economy Product Markets Factor Markets International Trade International Monetary sysytem 
<br/><br/><label>Dewey Class. No.: </label>338  / RUF