TY  - BOOK
AU  - B.M.Campbell
AU  - J. A. Sayer
TI  - Intergrated natural resources management : : linking productivity, the enviroment and development 
AV  - HC85.I58 
PY  - 2003///.	
CY  - Jarkata : 
PB  - CABI Publishing ,	
KW  - Natural resources-Management
ER  -