India. Directorate of National Sample Survey. (1967). National sample survey no. 121, 18th round , preliminary estimates of birth and death rates and of the rate of growth of population. National Sample Survey Organisation.
Citação norma ChicagoIndia. Directorate of National Sample Survey. National Sample Survey No. 121, 18th Round , Preliminary Estimates of Birth and Death Rates and of the Rate of Growth of Population. Delhi: National Sample Survey Organisation, 1967.
Citação norma MLAIndia. Directorate of National Sample Survey. National Sample Survey No. 121, 18th Round , Preliminary Estimates of Birth and Death Rates and of the Rate of Growth of Population. National Sample Survey Organisation, 1967.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.