Παραπομπή APA

World Tourism Organization., & Tourism Recovery Committee. (2002). Special report number 21: 2002 : Climbing towards recovery ? Madrid: World Tourism Organization.

Παραπομπή Chicago Style

World Tourism Organization., and Tourism Recovery Committee. Special Report Number 21: 2002 : Climbing Towards Recovery ? Madrid: World Tourism Organization, 2002.

Παραπομπή MLA

World Tourism Organization., and Tourism Recovery Committee. Special Report Number 21: 2002 : Climbing Towards Recovery ? Madrid: World Tourism Organization, 2002.

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