Παραπομπή APA

Wetstone, G. R. (1983). Acid rain in Europe and North America: National responses to an international problem. The Environmental Law Institute.

Παραπομπή Chicago Style

Wetstone, Gregory Rosencranz. Acid Rain in Europe and North America: National Responses to an International Problem. Washington DC: The Environmental Law Institute, 1983.

Παραπομπή MLA

Wetstone, Gregory Rosencranz. Acid Rain in Europe and North America: National Responses to an International Problem. The Environmental Law Institute, 1983.