TY  - BOOK
TI  - Reviews in ecology:  desert conservation and development: a festschrift for Prof. M. Kassas on the occassion of his 75th birthday 
U1  - 333.736 REV 
PY  - 1997///
CY  - [Cairo]
PB  -  UNESCO and IDRC
KW  - Conservation of deserts
ER  -