Mongillo, J. (2004). Teen guides to Environmental science Vol 4, Human impact on the environment.
शिकागो स्टाइल उद्धरणMongillo, John. Teen Guides to Environmental Science Vol 4, Human Impact on the Environment. Westport, Greenwood Press, 2004.
एमएलए उद्धरणMongillo, John. Teen Guides to Environmental Science Vol 4, Human Impact on the Environment. 2004.
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