APA-referens (7:e uppl.)

ebrary, Inc, Burns, P., Palmer, C., & Ritchie, B. W. (2004). Tourism research methods: Integrating theory with practice. CABI Pub..

Chicago-referens (17:e uppl.)

ebrary, Inc, Peter Burns, Catherine Palmer, och Brent W. Ritchie. Tourism Research Methods: Integrating Theory with Practice. Cambridge, MA: CABI Pub., 2004.

MLA-referens (9:e uppl.)

ebrary, Inc, et al. Tourism Research Methods: Integrating Theory with Practice. CABI Pub., 2004.