Adreßbücher:Bibliotheken:Kanada CI27.S60/tJ 

Directory libraries special information-centers." 
Directory of special libraries and 
information centers. A guide to special 
libraries, research libraries ... Ed.by Margaret 
Labash Young, Harold Chester Young an'd 
Anthony T.Kruzas. /Mit Suppl./3rd Ed. 
Vol.l.2.-Detroit: Gale Research Comp. 

40

(1974). 

1. United States and Canada. XIV, 1435 S. 
2. Geographic-personnel index. 674 S. 
/3./ 
New special libraries. A periodic supplement 
to Vol.l. seblattausg./