Froyen, Richard T. <br/><br/>
Principles of economics 
Richard T. Froyen, Douglas F. Greer. 
 - New York  London  Macmillan  Collier Macmillan  c1989. 
 - xxiv, 838 p.  col. ill.  27 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0023394307 
<br/><br/><label>LCCN: </label>88013357  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>LC Class. No.: </label>HB171.5  / .F77 1989 
<br/><br/><label>Dewey Class. No.: </label>330