TY  - BOOK
AU  - Edited by: Walling, D. E.
AU  - Edited by: Foster, S. S. D.
AU  - Edited by: Wurzel, P.
TI  - Challenges in african hydrology and water resources
PY  - 1984///
CY  - International Association of Hydrological Sciences
PB  - UK
ER  -