Wetstone, G. R. (1983). Acid rain in Europe and North America: National responses to an international problem. The Environmental Law Institute.
Chicago-tyylinen lähdeviittausWetstone, Gregory Rosencranz. Acid Rain in Europe and North America: National Responses to an International Problem. Washington DC: The Environmental Law Institute, 1983.
MLA-viiteWetstone, Gregory Rosencranz. Acid Rain in Europe and North America: National Responses to an International Problem. The Environmental Law Institute, 1983.
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