Παραπομπή APA

Singer, F. S., & Avery, D. T. (2007). Unstoppable global warming: Every 1,500 years. Lanham,: Rowman & Littlefield Publishers.

Παραπομπή Chicago Style

Singer, Fred S., and Dennis T. Avery. Unstoppable Global Warming: Every 1,500 Years. Lanham,: Rowman & Littlefield Publishers, 2007.

Παραπομπή MLA

Singer, Fred S., and Dennis T. Avery. Unstoppable Global Warming: Every 1,500 Years. Lanham,: Rowman & Littlefield Publishers, 2007.

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