Cita APA

India. Directorate of National Sample Survey. (1970). National sample survey no. 166 , 20th round tables with notes on urban labour force. National Sample Survey Organisation.

Citación estilo Chicago

India. Directorate of National Sample Survey. National Sample Survey No. 166 , 20th Round Tables with Notes on Urban Labour Force. Delhi: National Sample Survey Organisation, 1970.

Cita MLA

India. Directorate of National Sample Survey. National Sample Survey No. 166 , 20th Round Tables with Notes on Urban Labour Force. National Sample Survey Organisation, 1970.