Παραπομπή APA

Tadashi Yamamoto. (1980). Trends of policy research in the United States and Europe: Energy and natural resources. Japan: National Institue for Research Advancement.

Παραπομπή Chicago Style

Tadashi Yamamoto. Trends of Policy Research in the United States and Europe: Energy and Natural Resources. Japan: National Institue for Research Advancement, 1980.

Παραπομπή MLA

Tadashi Yamamoto. Trends of Policy Research in the United States and Europe: Energy and Natural Resources. Japan: National Institue for Research Advancement, 1980.

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