Kotler, P. (2003). Marketing for hospitality and tourism. Pearson Prentice Hall.
Chicago Style aipamenaKotler, Philip. Marketing for Hospitality and Tourism. Pearson Prentice Hall, 2003.
MLA aipamenaKotler, Philip. Marketing for Hospitality and Tourism. Pearson Prentice Hall, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.