Παραπομπή APA

United Nations Environment Programme., Du Cros, H., Salazar, N., World Tourism Organization., & UNWTO. (2012). Tourism and Intangible Cultural Heritage. Madrid: World Tourism Organization.

Παραπομπή Chicago Style

United Nations Environment Programme., Hilary Du Cros, Noel Salazar, World Tourism Organization, and UNWTO. Tourism and Intangible Cultural Heritage. Madrid: World Tourism Organization, 2012.

Παραπομπή MLA

United Nations Environment Programme., et al. Tourism and Intangible Cultural Heritage. Madrid: World Tourism Organization, 2012.

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