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

 - 6th Ed. 
 - London  ELBS  1983 
 - xxv, 790 p.  PB  22 cm. 
<br/><br/><label>ISBN: </label>0297782665 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Positive economics
<br/><br/><label>Dewey Class. No.: </label>330  / LIP