Wanigaratne, R.U.Hector Kobbekaduwa Agrarian Research and Training Institute2014-07-172014-07-171976https://dl-harti.nsf.gov.lk//handle/1/1942vi, 53p.Communication ResearchSri LankaThe study of communication flow in selected villages in Sri Lanka, case study No.2:Uhana colony unit 14, Gal Oya colonisation scheme