Παραπομπή APA

World Tourism Organization. (2001). Protection of children from sexual exploitation in tourism: Youth module for ages 12-16. Madrid: World Tourism Organization.

Παραπομπή Chicago Style

World Tourism Organization. Protection of Children From Sexual Exploitation in Tourism: Youth Module for Ages 12-16. Madrid: World Tourism Organization, 2001.

Παραπομπή MLA

World Tourism Organization. Protection of Children From Sexual Exploitation in Tourism: Youth Module for Ages 12-16. Madrid: World Tourism Organization, 2001.

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