Dyfyniad APA

Holden, A. (2016). Environment and tourism (Third edition.). Routledge.

Dyfyniad Arddull Chicago

Holden, Andrew. Environment and Tourism. Third edition. London ; New York: Routledge, 2016.

Dyfyniad MLA

Holden, Andrew. Environment and Tourism. Third edition. Routledge, 2016.

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