Dyfyniad APA

Hall,Michael C. (1998). Sustainable tourism: A geographical perspective. Addison Wesley Longman.

Dyfyniad Arddull Chicago

Hall,Michael C. Sustainable Tourism: A Geographical Perspective. New York: Addison Wesley Longman, 1998.

Dyfyniad MLA

Hall,Michael C. Sustainable Tourism: A Geographical Perspective. Addison Wesley Longman, 1998.

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