Ray, Colin H.,  1921- <br/><br/>
Library service to schools and children / 
Colin Ray H. 
 - París :  UNESCO,  1979. 
 - 137 p. 
 - Documentation, libraries and archives.  Studies and research ;  10 .
<br/><br/><label>ISBN: </label>9231016407 
<br/><br/><label>Encabezamiento--Tema: </label><br/>Bibliotecas escolares<br/>BIBLIOTECAS INFANTILES