APA
India. Ministry of Statistics, . (2014). NSS- 69th round July 2012 - December 2012 : Drinking water. New Delhi: Ministry of Statistics.
Chicago
India. Ministry of Statistics, . 2014. NSS- 69th round July 2012 - December 2012 : Drinking water. New Delhi: Ministry of Statistics.
Harvard
India. Ministry of Statistics, . (2014). NSS- 69th round July 2012 - December 2012 : Drinking water. New Delhi: Ministry of Statistics.
MLA
India. Ministry of Statistics, . NSS- 69th round July 2012 - December 2012 : Drinking water. New Delhi: Ministry of Statistics. 2014.
