Dyfyniad APA

Gabriel, M. A. (2008). Visions for a sustainable energy future. Fairmont Press.

Dyfyniad Arddull Chicago

Gabriel, Mark A. Visions for a Sustainable Energy Future. Lilburn, Georgia: Fairmont Press, 2008.

Dyfyniad MLA

Gabriel, Mark A. Visions for a Sustainable Energy Future. Fairmont Press, 2008.

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