Unesco handbook of international exchanges. 

 - Paris :  Unesco,  c 1965. 
 - 860 p. ;  22 cm. 
<br/><br/>338  338 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Learned institutions and societies--Directories.
<br/><br/><label>Dewey Class. No.: </label>301.23 / U2h