Twenty-fifth anniversary of the organization :    4-5 November, 1971 : speeches and messages.  

 - Paris :  UNESCO,  1972. 
 - 251 p. ;  30 cm. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Unesco -- Anniversaries<br/>Unesco.
<br/><br/><label>Dewey Class. No.: </label>060 / U3t