Froyen, Richard T. <br/><br/>
Principles of economics / 
Richard T. Froyen and Douglas F. Greer. 
 - New York :  Macmillan,  c1989. 
 - xxiv, 838 p. :  col. ill. ;  27 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>0023394307 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.
<br/><br/><label>Dewey Class. No.: </label>330 FRO