World Conference on Sport and Tourism Barcelona, Spain, World Tourism Organization, & International Olympic Committee. (2001). Sport & tourism: 1st World Conference, Barcelona, Spain, 22-23 February 2001. World Tourism Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)World Conference on Sport and Tourism Barcelona, Spain, World Tourism Organization, και International Olympic Committee. Sport & Tourism: 1st World Conference, Barcelona, Spain, 22-23 February 2001. Madrid: World Tourism Organization, 2001.
Παραπομπή σε μορφή MLA (9th εκδ.)World Conference on Sport and Tourism Barcelona, Spain, et al. Sport & Tourism: 1st World Conference, Barcelona, Spain, 22-23 February 2001. World Tourism Organization, 2001.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.