Παραπομπή APA

Frangialli, F., & World Tourism Organization. (2004). International tourism: The great turning point : Texts and documents 2001-2003. Madrid: World Tourism Organization.

Παραπομπή Chicago Style

Frangialli, Francesco., and World Tourism Organization. International Tourism: The Great Turning Point : Texts and Documents 2001-2003. Madrid: World Tourism Organization, 2004.

Παραπομπή MLA

Frangialli, Francesco., and World Tourism Organization. International Tourism: The Great Turning Point : Texts and Documents 2001-2003. Madrid: World Tourism Organization, 2004.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.