Ruffin, Roy. J. <br/><br/>
Principles of microeconomics/ 

 - 3 
 - Illinois; London  scott,Foresman  1968 
 - xxix(ii), 508+25 
<br/><br/>Includes 
<br/><br/><label>ISBN: </label>0673188825 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomics Microeconomiocs 
<br/><br/><label>Dewey Class. No.: </label>338.5/R923p