TY  - BOOK
AU  - Walls James Ed.
TI  - Combating desertification in China
T2  - United Nations Environment Programme Reports And Proceedings Series. 3
U1  - "U214.41.N7, M2/UN" 
PY  - 1982///
CY  - Nairobi
PB  - UNED       
KW  - Geomorphology
ER  -