APA (7th ed.) Citation

Organization, W. T. (1999). Changes in leisure time: The impact on tourism. Madrid : World Tourism Organization.

Chicago Style (17th ed.) Citation

Organization, World Tourism. Changes in Leisure Time: The Impact on Tourism. Madrid : World Tourism Organization, 1999.

MLA (9th ed.) Citation

Organization, World Tourism. Changes in Leisure Time: The Impact on Tourism. Madrid : World Tourism Organization, 1999.

Warning: These citations may not always be 100% accurate.