Universal decimal classification
Subtitle: key to information.
Series: FID publ -- 466; FID publication -- 466
Publisher: [s.n.]
Published: 1970
Place of publication: The Hague
Language: eng
Number of pages: 14
Subjects: Classification, Decimal.
Other titles: Key to information.
Notes: Library has two copies in General Collection and one copy on microfiche, MFCH 2058, which has series no. ED 046 448.