Venkateswaran, P. A. (1961). Agriculture in south India. Directorate of extension.
Chicago Style aipamenaVenkateswaran, P A. Agriculture in South India. Newdelhi: Directorate of extension, 1961.
MLA aipamenaVenkateswaran, P A. Agriculture in South India. Directorate of extension, 1961.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.