Encyclopedia of associations  : 1991 : name and keyword index : also includes citations to Organizations in 8 selected reference works 
/ ed. by Deborah M. Burek, Linda Irvin, Karin E. Koek [et al.] 
. - 25th ed. 
. - Détroit ;  New York ;  London  : Gale Research Inc., 1990
. - xi-2371-3342 p.  ; 29 cm. 
<br/><br/><label>ISBN: </label>9780810374225 0810374226 
<br/><br/><label>Source: </label> Ancien Fonds 
<br/><br/><label>Universal Decimal Class. No.: </label>060.002.