APA (7th ed.) Citation

Sigala, M., Christou, E., & Gretzel, U. (2016). Social media in travel, tourism and hospitality: Theory, practice and cases. Routledge.

Chicago Style (17th ed.) Citation

Sigala, Marianna, Evangelos Christou, and Ulrike Gretzel. Social Media in Travel, Tourism and Hospitality: Theory, Practice and Cases. London, [England] ; New York, New York: Routledge, 2016.

MLA (9th ed.) Citation

Sigala, Marianna, et al. Social Media in Travel, Tourism and Hospitality: Theory, Practice and Cases. Routledge, 2016.