Παραπομπή APA
(2013). Key outbound tourism markets in South-East Asia: Indonesia, Malaysia, Singapore, Thailand and Vietnam. Madrid, Spain: UNWTO.
Παραπομπή Chicago StyleKey Outbound Tourism Markets in South-East Asia: Indonesia, Malaysia, Singapore, Thailand and Vietnam. Madrid, Spain: UNWTO, 2013.
Παραπομπή MLAKey Outbound Tourism Markets in South-East Asia: Indonesia, Malaysia, Singapore, Thailand and Vietnam. Madrid, Spain: UNWTO, 2013.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.