International congress
Budapest, list of participants : 2 (by country)
1989
48
Konferenzband
Englisch , Deutsch , Französisch
RVK: | ZO 2300 |
British Library Conference Proceedings | 1995
|SLUB | 1989
International geographical congress
British Library Conference Proceedings | 1996
|International railway congress
Engineering Index Backfile | 1910