Sigala, M., Christou, E., & Gretzel, U. (2015). Social media in travel, tourism and hospitality: Theory, practice and cases. Ashgate Pub.
Chicago Style CitationSigala, Marianna, Evangelos Christou, and Ulrike Gretzel. Social Media in Travel, Tourism and Hospitality: Theory, Practice and Cases. Ashgate Pub, 2015.
MLA CitationSigala, Marianna, Evangelos Christou, and Ulrike Gretzel. Social Media in Travel, Tourism and Hospitality: Theory, Practice and Cases. Ashgate Pub, 2015.
Warning: These citations may not always be 100% accurate.