Economics / 
Richard G. Lipsey ... [et al.] 
 - 9th ed. 
 - New York:  Harper & Row Publishers,  1990 
 - xxvi, 992 p. :  ill. ;  27 cm. 
<br/><br/><label>ISBN: </label>0060439084 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics