Pargal, S., Mani, M., & Huq, M. (1997). Inspections and emissions in India: Puzzling survey evidence on industrial water pollution. World Bank.
Chicago-referens (17:e uppl.)Pargal, Sheoli, Muthukumara Mani, och Mainul Huq. Inspections and Emissions in India: Puzzling Survey Evidence on Industrial Water Pollution. Washington, DC: World Bank, 1997.
MLA-referens (9:e uppl.)Pargal, Sheoli, et al. Inspections and Emissions in India: Puzzling Survey Evidence on Industrial Water Pollution. World Bank, 1997.
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