Symposium on the Methods of Working Thick Coal Seams (Bucharest, 5-9 September 1966)
- Författare
- United nations Symposium on the Methods of Working Thick Coal Seams 1966) (Bukarest :
- (Economic Commission for Europe)
- Genre
- Konferenser, Konferenspublikation, Ej skönlitteratur
| Förlag | År | Ort | Om boken | ISBN |
|---|---|---|---|---|
| United Nations | 1968 | USA, New York | 2 vol. |