Cita APA (7a ed.)
Sharpley, R. (2006). Travel and tourism. Sage Publications.
Cita Chicago Style (17a ed.)
Sharpley, Richard. Travel and Tourism. Thousand Oaks, CA: Sage Publications, 2006.
Cita MLA (9a ed.)
Sharpley, Richard. Travel and Tourism. Sage Publications, 2006.
Precaución: Estas citas no son 100% exactas.