Ruffin, Roy J <br/><br/>
Principles of macroeconomics 

 - Glenview  Scott Foresman and Co  1978 
 -  xxix, 416p. 
<br/><br/> Includes bibliography and index 
<br/><br/><br/>eng 
<br/><br/><label>Dewey Class. No.: </label>339  / RUP