Παραπομπή APA

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.

Παραπομπή Chicago Style

India. 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.

Παραπομπή MLA

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.