Watts, R. G. (2007). Global warming and the future of the earth. Morgan & Claypool Publishers.
Čikaški stil citiranja (17. izdanje)Watts, Robert G. Global Warming and the Future of the Earth. San Rafael, Calif: Morgan & Claypool Publishers, 2007.
MLA način citiranja (8. izdanje)Watts, Robert G. Global Warming and the Future of the Earth. Morgan & Claypool Publishers, 2007.
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