Statistics on radio and television 1960-1976. 

 - París : UNESCO, 1979. 
 - 124 p.; 27 cm. fot. 
 - Statistical reports and studies; 23 .
<br/><br/><label>ISBN: </label>9231016814. 
<br/><br/><label>No. de Clasificación Universal Decimal: </label>OC 31: 654.19 (100)=20 STA No.23.