Ryan, C., Page, S. J., & Aicken, M. (2005). Taking tourism to the limits: Issues, concepts and managerial perspectives. Elsevier.
Chicago Style (17. basım) AtıfRyan, Chris, Stephen J. Page, ve Michelle Aicken. Taking Tourism to the Limits: Issues, Concepts and Managerial Perspectives. Amsterdam: Elsevier, 2005.
MLA (8th ed.) AtıfRyan, Chris, et al. Taking Tourism to the Limits: Issues, Concepts and Managerial Perspectives. Elsevier, 2005.
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