World Tourism Organization. (1976). Handbook on sampling methods applicable to tourism statistics. World Tourism Organization.
Chicago Style (17th ed.) CitationWorld Tourism Organization. Handbook on Sampling Methods Applicable to Tourism Statistics. Madrid: World Tourism Organization, 1976.
MLA (9th ed.) CitationWorld Tourism Organization. Handbook on Sampling Methods Applicable to Tourism Statistics. World Tourism Organization, 1976.
Warning: These citations may not always be 100% accurate.