Allen, Douglas <br/><br/>
Economic Principles:  Seven ideas for thinking 

 - 6th edi. 
 - Boston  Pearson  2013 
 - xi, 478p.  ill.  28p. 
<br/><br/><label>ISBN: </label>9781269424424 
<br/><br/><label>LC Class. No.: </label>HB171.5  / .Al5  2013