Working document
By: prepared under contract with Unesco by the Commission of the German Democratic Republic for Unesco.
Contributors: Unesco.
Publisher: United Nations Educational, Scientific and Cultural Organization
Published: 1978
Place of publication: Paris
Language: eng
Number of pages: 18
Subjects: Library science -- Periodicals -- Congresses.; Documentation -- Periodicals -- Congresses.
Notes: Cover title.

Bibliography: p. 17-18.