APA Citation

Walker, R., & Harding, K. (2009). Tourism: Student's book. New York: Oxford university Press.

Trích dẫn kiểu Chicago

Walker, Robin., và Keith Harding. Tourism: Student's Book. New York: Oxford university Press, 2009.

MLA Citation

Walker, Robin., và Keith Harding. Tourism: Student's Book. New York: Oxford university Press, 2009.

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