Susila, Loorthu, M.D.[et.al]
Sri Lankawe Karshikamika vyapthi Sevaya: haravum lakshyayan saha itiri gamanata marga sitiyamaki - Colombo Hector Kobbekaduwa agrarian research and training institute 2022 - x, 56 p.
9786245973231
Sri Lankawe Karshikamika vyapthi Sevaya: haravum lakshyayan saha itiri gamanata marga sitiyamaki - Colombo Hector Kobbekaduwa agrarian research and training institute 2022 - x, 56 p.
9786245973231