Kuruppu, C.R.
Fertilizer marketing in Sri Lanka [Text] National Fertilaizer Secretariat - Colombo Ministry of Plan Implementation 1984 - 47 p. ill. maps. 28 cm.
Commerce
Internal Commerce
381.4563181095C / NAT
Fertilizer marketing in Sri Lanka [Text] National Fertilaizer Secretariat - Colombo Ministry of Plan Implementation 1984 - 47 p. ill. maps. 28 cm.
Commerce
Internal Commerce
381.4563181095C / NAT