Samuelson, Paul A. <br/><br/>
Economics 
An Introductory Analysis 
 - 7 
 - London  Mc Graw-Hill Book Company  1955 
 - 821 
<br/><br/><label>Subjects--Personal Names: </label> Economics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics