APA citiranje

Agarwala, S. P. (2006). Environmental studies. Oxford, UK: Alpha Science International Ltd.

Trích dẫn kiểu Chicago

Agarwala, S. P. Environmental Studies. Oxford, UK: Alpha Science International Ltd, 2006.

MLA citiranje

Agarwala, S. P. Environmental Studies. Oxford, UK: Alpha Science International Ltd, 2006.

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