Elissalde, Enrique <br/><br/>
Braille :  the key to the mancipation of the blind / 
Enrique Elissalde. 
 - Geneva :  OIE,  1990. 
 - 16 p. 
 - Literacy lessons .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>37.014. 22: 003.24 (100)=20 ELI.