APA Citation

Waring, R. (2009). Volcano trek. London ; United States: Heinle, Cengage Learning.

Trích dẫn kiểu Chicago

Waring, Rob. Volcano Trek. London ; United States: Heinle, Cengage Learning, 2009.

MLA Citation

Waring, Rob. Volcano Trek. London ; United States: Heinle, Cengage Learning, 2009.

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