Venkateswaran, P. A. (1961). Agriculture in South India. Directorate of Extension, Ministry of Food and Agriculture.
Chicagoスタイル(17版)引用形式Venkateswaran, P. A. Agriculture in South India. New Delhi: Directorate of Extension, Ministry of Food and Agriculture, 1961.
MLA(8版)引用形式Venkateswaran, P. A. Agriculture in South India. Directorate of Extension, Ministry of Food and Agriculture, 1961.
警告: この引用は必ずしも正確ではありません.