Proceedings 

 - Brussels :  Union of International Associations,  1963 
 - 111 p. 
 - Intematimal Congress secunce series  ; vol. 3 e .
 - Intematimal Congress secunce series  ; vol. 3 e .
<br/><br/><label>LCCN: </label>27599 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conferencias y reuniones.
<br/><br/><label>Dewey Class. No.: </label>060  / C6 1962