European sources of scientific and technical information.
European sources of scientific and technical information.
- 10th ed.
- Harlow, Essex : Longman, 1993.
- vii, 412 p.
- Reference on research. .
0582101034
Science--Information services--Directories.
Information services--Directories.--Europe
Technology--Information services--Directories.
0582101034
Science--Information services--Directories.
Information services--Directories.--Europe
Technology--Information services--Directories.