Note: full-text not available due to publisher restrictions. Link takes you to an external site where you can purchase the book or borrow it from a local library.
Gregory Osland, Robert Mackoy, and Daniel H. McQuiston. "Eco Paraiso" Marketing leadership in hospitality and tourism : strategies and tactics for competitive advantage (4th ed). Ed. Stowe Shoemaker; Robert C Lewis; Peter Charles Yesawich. Upper Saddle River, N.J: Pearson, 2007. 5-5.