TY  - BOOK
AU  - Ranaweera.N.F.C 
TI  - Changing Agricultural Opportunities The Role Of Farming Systems Approaches 
SN  - 955-8219-00-2
PY  - 1996///
CY  - Sri Lanka 
PB  - FAO 
KW  - FAO
UR  - FAO ( 01 )
ER  -