Dyfyniad APA

Tribe, J. (2014). The economics of recreation leisure and tourism (4th ed.). Routlege.

Dyfyniad Arddull Chicago

Tribe, John. The Economics of Recreation Leisure and Tourism. 4th ed. New York: Routlege, 2014.

Dyfyniad MLA

Tribe, John. The Economics of Recreation Leisure and Tourism. 4th ed. Routlege, 2014.

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