APA
World Bank. Water and Sanitation Program, . (2009). Improving water supply and sanitation services for the urban poor in India. Washington: the author.
Chicago
World Bank. Water and Sanitation Program, . 2009. Improving water supply and sanitation services for the urban poor in India. Washington: the author.
Harvard
World Bank. Water and Sanitation Program, . (2009). Improving water supply and sanitation services for the urban poor in India. Washington: the author.
MLA
World Bank. Water and Sanitation Program, . Improving water supply and sanitation services for the urban poor in India. Washington: the author. 2009.