Holloway, J. C. (1998). The business of tourism (5th ed.). Longman.
Chicago Style aipamenaHolloway, J. Christopher. The Business of Tourism. 5th ed. Harlow, Essex: Longman, 1998.
MLA aipamenaHolloway, J. Christopher. The Business of Tourism. 5th ed. Longman, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.