Cita APA (7th ed.)

Venkateswaran, P. A. (1961). Agriculture in South India. Directorate of Extension, Ministry of Food and Agriculture.

Cita Chicago (17th ed.)

Venkateswaran, P. A. Agriculture in South India. New Delhi: Directorate of Extension, Ministry of Food and Agriculture, 1961.

Cita MLA (8th ed.)

Venkateswaran, P. A. Agriculture in South India. Directorate of Extension, Ministry of Food and Agriculture, 1961.

Atenció: Aquestes cites poden no estar 100% correctes.