Παραπομπή APA

Middleton, V. T. C., Fyall, A., Morgan, M., & Ranchhod, A. (2009). Marketing in travel and tourism (4th ed.). Amsterdam Boston London: Butterworth-Heinemann.

Παραπομπή Chicago Style

Middleton, Victor T. C., Alan Fyall, Michael Morgan, και Ashok Ranchhod. Marketing in Travel and Tourism. 4th ed. Amsterdam Boston London: Butterworth-Heinemann, 2009.

Παραπομπή MLA

Middleton, Victor T. C., Alan Fyall, Michael Morgan, και Ashok Ranchhod. Marketing in Travel and Tourism. 4th ed. Amsterdam Boston London: Butterworth-Heinemann, 2009.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.