Cita APA (7a ed.)

Robinson, M., & Towner, J. (1992). Beyond beauty: Towards a sustainable tourism. Centre for Travel & Tourism [etc.].

Cita Chicago Style (17a ed.)

Robinson, Mike, y John Towner. Beyond Beauty: Towards a Sustainable Tourism. New College, Durham, [etc.]: Centre for Travel & Tourism [etc.], 1992.

Cita MLA (9a ed.)

Robinson, Mike, y John Towner. Beyond Beauty: Towards a Sustainable Tourism. Centre for Travel & Tourism [etc.], 1992.