Cita APA (7a ed.)

Ali, A., & Frew, A. J. (2013). Information communication technologies and sustainable tourism. Routledge.

Cita Chicago Style (17a ed.)

Ali, Alisha, y Andrew J. Frew. Information Communication Technologies and Sustainable Tourism. London ; New York: Routledge, 2013.

Cita MLA (9a ed.)

Ali, Alisha, y Andrew J. Frew. Information Communication Technologies and Sustainable Tourism. Routledge, 2013.