| 其他書名 | Also in : Hunter, D.R. The Mineral Resources of Swaziland. Bulletin No. 2 Geological Survey & Mines Department, Swaziland |
| 出版 | Swaziland Geological Survey & Mines Department, 1963 |
| URL | http://books.google.com.hk/books?id=Xq0hswEACAAJ&hl=&source=gbs_api |