Παραπομπή APA

Scheer, H., & Ketley, A. (2009). The solar economy: Renewable energy for a sustainable global future. London ; Sterling, VA: Earthscan Publications.

Παραπομπή Chicago Style

Scheer, Hermann, και Andrew Ketley. The Solar Economy: Renewable Energy for a Sustainable Global Future. London ; Sterling, VA: Earthscan Publications, 2009.

Παραπομπή MLA

Scheer, Hermann, και Andrew Ketley. The Solar Economy: Renewable Energy for a Sustainable Global Future. London ; Sterling, VA: Earthscan Publications, 2009.

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