(1981). Cost of cultivation and economics of paddy in Kerala: 1978-79. College of Horticulture, Department of Agricultural Economics.
Chicago Edition CitationCost of Cultivation and Economics of Paddy in Kerala: 1978-79. Vellanikkara: College of Horticulture, Department of Agricultural Economics, 1981.
MLA引文Cost of Cultivation and Economics of Paddy in Kerala: 1978-79. College of Horticulture, Department of Agricultural Economics, 1981.
警告:這些引文格式不一定是100%准確.