World guide to scientific associations and learned societies = Verbande und Gesellschaften der Wissenschaft, ein internationales Verzeichnis /
[edited by Michael Zils].
- 6th ed.
- London : K. G. Saur Verlag GmbH & Co. KG, 1994.
- xiv, 542 p. ; 28 cm.
- Handbook of International Documentation and Information ; v. 13 .
Pref. and contents in English and German; information for different countries given in respective languages. Includes index.