| 其他書名 | An Explanation of the Geology of that Part of Quarter Degree Sheet 2128C Within Botswana |
| 出版 | Director, Geological Survey Department with the authority of the Ministry of Mineral Resources and Water Affairs, Republic of Botswana, 1996 |
| URL | http://books.google.com.hk/books?id=9mBPAQAAIAAJ&hl=&source=gbs_api |