McConnell Campbell R <br/><br/>
Economics   Principles, problems and policies    

 - Ed.4 
 - New York  McGraw Hill          1969 
 - xxvii,809p  cm. 
<br/><br/> Bibliography at the end of chapter 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X, K3,K3;K9