Trích dẫn APA

India. Directorate of National Sample Survey. (1970). National sample survey no. 175,18th round tables with notes on differential fertility and mortality rates in India. National Sample Survey Organisation.

Trích dẫn kiểu Chicago

India. Directorate of National Sample Survey. National Sample Survey No. 175,18th Round Tables with Notes on Differential Fertility and Mortality Rates in India. Delhi: National Sample Survey Organisation, 1970.

Trích dẫn MLA

India. Directorate of National Sample Survey. National Sample Survey No. 175,18th Round Tables with Notes on Differential Fertility and Mortality Rates in India. National Sample Survey Organisation, 1970.

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