Cumulated UDC supplement 1965-1975
Cumulated UDC supplement 1965-1975
/ FID, The Hague, January 1973
- The Hauge: FID, 1976
- 442p.
Information science
Information services
D 025.45UDC / K1-2.1;3
Information science
Information services
D 025.45UDC / K1-2.1;3