| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Natural Resources and Rural Development in Arid Lands: Case Studies from Sudan | 978-92-8O8-O5O4-8 (92-8O8-O5O4-5) | 1986 |
H.D. · H. Davies · H.J. · H.R. Davies · J.D. · J. Davies · R.D. · R. Davies · R.J. · R. J. Davies