Dyfyniad APA

Hettige, H., Mani, M., & Wheeler, D. (1998). Industrial pollution in economic development: Kuznets revisited. World Bank.

Dyfyniad Arddull Chicago

Hettige, Hemamala, Muthukumara Mani, and David Wheeler. Industrial Pollution in Economic Development: Kuznets Revisited. Washington, D.C: World Bank, 1998.

Dyfyniad MLA

Hettige, Hemamala, et al. Industrial Pollution in Economic Development: Kuznets Revisited. World Bank, 1998.

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