TY  - BOOK
AU  - Ranatunga, A.S
AU  - Abeysekera, W.A.T
TI  - Profitability and resource charateristics of paddy farming
U1  - 633.18095493 
PY  - 1977///
CY  - Colombo
PB  - Agrarian Research and Training Institute
KW  - Rice
ER  -