Rostow, W. W. <br/><br/>
El debate Norte-Sur. 

 - Washington-XXU :   U.S. Information Agency,   1979. 
 - p. 2-5  
 - Bimestral 
 - No. 34(1979) 
 - Horizonte Usa ;   No. 34 .
 - U.S. Information Agency. .
<br/><br/><br/>Espaņol.