Agrarian research and training institute
A Bibliography of socio-economic studies in rhe agrarian sector of Sri Lanka - Colombo Agrarian research and training institute 1977 - iv, 208 p.
16.338 / SRI
A Bibliography of socio-economic studies in rhe agrarian sector of Sri Lanka - Colombo Agrarian research and training institute 1977 - iv, 208 p.
16.338 / SRI