Dyfyniad APA

Wall, G. (2006). Tourism: Change, impacts and opportunities. Harlow, England: Pearson / Prentice Hall.

Dyfyniad Arddull Chicago

Wall, Geoffrey. Tourism: Change, Impacts and Opportunities. Harlow, England: Pearson / Prentice Hall, 2006.

Dyfyniad MLA

Wall, Geoffrey. Tourism: Change, Impacts and Opportunities. Harlow, England: Pearson / Prentice Hall, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.