Swain, S. K., & Mishra, J. M. (2012). Tourism: Principles and practices. Oxford University Press.
Chicago Style aipamenaSwain, Sampad Kumar, and Jitendra Mohan Mishra. Tourism: Principles and Practices. New Delhi: Oxford University Press, 2012.
MLA aipamenaSwain, Sampad Kumar, and Jitendra Mohan Mishra. Tourism: Principles and Practices. Oxford University Press, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.