Lipsey, Richard G. <br/><br/>
Workbook for the seventh edition of an introduction to positive economics 
Richard G. Lipsey, David Forrest and Wendy Olsen 
 - Oxford:  Oxford University Press,  1993. 
 -  vi, 313p. 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>0194424529 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330  / LIW