TY  - BOOK
AU  - Gradus Yehuda Ed.
TI  - Desert development:  Man and technology in sparscla   
T2  - Geojournal Library
SN  - 9027720436
U1  - U214.1911.N8, M5 
PY  - 1985///
CY  - Dordrecht
PB  - D Reidel         
KW  - PHYSICAL GEOGRAPHY
ER  -