India. Directorate of National Sample Survey. National sample survey no. 215.9, 26th round July 1971 Sept. 1972 tables on land holding Kerala. National Sample Survey Organisation.
Chicago Style aipamenaIndia. Directorate of National Sample Survey. National Sample Survey No. 215.9, 26th Round July 1971 Sept. 1972 Tables on Land Holding Kerala. Delhi: National Sample Survey Organisation.
MLA aipamenaIndia. Directorate of National Sample Survey. National Sample Survey No. 215.9, 26th Round July 1971 Sept. 1972 Tables on Land Holding Kerala. National Sample Survey Organisation.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.