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

 - 7th 
 - London, UK  Weidenfeld and Nicolson  1989 
 - xxii,808p. 
<br/><br/><label>ISBN: </label>0 297 79556 2 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics