APA (7th ed.) Citation

Clift, S., Luongo, M., & Callister, C. (2002). Gay tourism: Culture, identity and sex. Continuum.

Chicago Style (17th ed.) Citation

Clift, Stephen, MIchael Luongo, and Carry Callister. Gay Tourism: Culture, Identity and Sex. London: Continuum, 2002.

MLA (9th ed.) Citation

Clift, Stephen, et al. Gay Tourism: Culture, Identity and Sex. Continuum, 2002.