Survey of the information service needs of UNESCO member states summary.

Sonraí bibleagrafaíochta
Údar corparáideach:	United Nations Educational, Scientific and Cultural Organization UNESCO
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	[Paris] Clearing House Co-ordinating Unit, Unesco 1991
Ábhair:	Information services.