Cita APA

Middleton, V. T., & Clarke, J. (2007). Marketing in travel and tourism. Elsevier.

Chicago Edition Citation

Middleton, Victor T.C, i Jackie Clarke. Marketing in Travel and Tourism. Amsterdam: Elsevier, 2007.

Cita MLA

Middleton, Victor T.C, i Jackie Clarke. Marketing in Travel and Tourism. Elsevier, 2007.