Agrarian research and training institute
The role of logal groups in rural development: A case study - Colombo Agrarian research and training institute 1977 - 33 p. - Research stydy series no.20 .
50135
301.35 / SRI
The role of logal groups in rural development: A case study - Colombo Agrarian research and training institute 1977 - 33 p. - Research stydy series no.20 .
50135
301.35 / SRI