Encyclopedia of associations   : international organizations : supplement : 1993 
/ Ed. by Grant J. Eldridge 
. - 27 th ed. 
. - Washington, D.C.  : Gale Research Inc, 1993
. - xxiii-2689 p.  ; 28 cm. 
<br/><br/>Index. 
<br/><br/><label>ISBN: </label>9780810380073 0810380072 
<br/><br/><label>Universal Decimal Class. No.: </label>060.002.