Gunasinghe, N.2014-12-122014-12-121976Economic Review, 1(10):p.5-8https://dl.nsf.gov.lk/handle/1/14396Social SciencesPaddy cultivationLabour requirementsLabour exchangeTraditional methodsFarming systemAttamSocial change and the disintegration of a traditional system of exchange labour in Kandyan Sri LankaArticle