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1
Environmental stress and conflicts in Africa : case studies of drainage basins /
Cyhoeddwyd 1994Pynciau:Llyfr -
2
Environmental stress and conflicts in Africa : case studies of drainage basins /
Cyhoeddwyd 1994Pynciau:Llyfr -
3
Sustainable management of headwater resources research from Africa and India /
Cyhoeddwyd 2005Pynciau: An electronic book accessible through the World Wide Web; click to view
Electronig Trafodyn Cynhadledd eLyfr -
4
Sustainable management of headwater resources research from Africa and India /
Cyhoeddwyd 2005Pynciau: An electronic book accessible through the World Wide Web; click to view
Electronig Trafodyn Cynhadledd eLyfr