(1981). Cost of cultivation and economics of paddy in Kerala: 1978-79. College of Horticulture, Department of Agricultural Economics.
Chicago Style aipamenaCost of Cultivation and Economics of Paddy in Kerala: 1978-79. Vellanikkara: College of Horticulture, Department of Agricultural Economics, 1981.
MLA aipamenaCost of Cultivation and Economics of Paddy in Kerala: 1978-79. College of Horticulture, Department of Agricultural Economics, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.