Παραπομπή APA
Symposium on International Economic Dimensions of Environmental Management,, & Walter, I. (1976). Studies in international environmental economics. new York: Jon Wiley.
Παραπομπή Chicago StyleSymposium on International Economic Dimensions of Environmental Management,, and Ingo Walter. Studies in International Environmental Economics. new York: Jon Wiley, 1976.
Παραπομπή MLASymposium on International Economic Dimensions of Environmental Management,, and Ingo Walter. Studies in International Environmental Economics. new York: Jon Wiley, 1976.
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