Gregory, Paul R. <br/><br/>
Economics / 
Paul R. Gregory, Roy J. Ruffin. 
 - New York :  HarperCollins College Publishers,  c1994. 
 - xxviii, 668 p. :  ill. ;  27 cm. 
<br/><br/> Includes indexes. 
<br/><br/><label>ISBN: </label>0673993957 0673990419 (pbk.) 
<br/><br/><label>LCCN: </label>93037143  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.
<br/><br/><label>LC Class. No.: </label>HB171.5  / .G8245 1994 
<br/><br/><label>Dewey Class. No.: </label>330  / GRE-E