Barnes, Robert Johnson. <br/><br/>
Economic analysis:  an introduction / 
R. J. Barnes. 
 - London :  Butterworths,  1971. 
 - xvi, 395 p.  ill. 
<br/><br/><label>ISBN: </label>0408702206  0408702338 (pbk) 
<br/><br/><label>LCCN: </label>88901302 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.