Lipsey, Richard G <br/><br/>
Introduction to positive economics 

 - 7th ed 
 - London  Weidenfeld and Nicolson  1989 
 - xxii, 808p. : ill 
<br/><br/><label>ISBN: </label>0297795554 
<br/><br/><label>LC Class. No.: </label>HB 171 Lip