Houghton, J. (2009). Global warming: The complete briefing (4th.ed.). Cambridge University Press.
शिकागो स्टाइल उद्धरणHoughton, John. Global Warming: The Complete Briefing. 4th.ed. Cambridge: Cambridge University Press, 2009.
एमएलए उद्धरणHoughton, John. Global Warming: The Complete Briefing. 4th.ed. Cambridge University Press, 2009.
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