APA (7th ed.) Citation

ebrary, Inc, Butler, R., & Russell, R. A. (2010). Giants of tourism. CABI.

Chicago Style (17th ed.) Citation

ebrary, Inc, Richard Butler, and Roslyn A. Russell. Giants of Tourism. Wallingford, Oxfordshire ; Cambridge, MA: CABI, 2010.

MLA (9th ed.) Citation

ebrary, Inc, et al. Giants of Tourism. CABI, 2010.