Gischler, Ch. E. creator text Cambridge, Eng Middle East & North African Studies Press 1979 monographic xii, 132 p. : ill. ; 22 cm. by Christiaan E. Gischler. "Based on a UNESCO working document no. SC-76/CASTARAB/3." Bibliography: p. [119]-126. aw----- ff----- Hydrology Middle East Hydrology Africa, North Water-supply Middle East Water-supply Africa, North GB791 .G57 553.7/0956 0906559006 0906559014 (pbk.) 80485486 UOEL 000 20150825152856.0 3254705