KOTLER, P. (2003). Marketing for hospitality and tourism. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)KOTLER, Philip. Marketing for Hospitality and Tourism. Prentice Hall, 2003.
Lua MLA (8ú heag.)KOTLER, Philip. Marketing for Hospitality and Tourism. Prentice Hall, 2003.
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