| Extent: | 27 p ill 27 cm |
|---|---|
| Series: | Mineral commodity profiles ; MCP-20 |
| Type of publication: | Book / Working Paper |
| Language: | English |
| Notes: | August 1978 Bibliography: p. 26-27 |
| Source: | ECONIS - Online Catalogue of the ZBW |
Persistent link: https://www.econbiz.de/10001420340