Cita APA

Robinson, P., Heitmann, S., & Dieke, P. U. C. (2011). Research themes for tourism. CABI.

Citación estilo Chicago

Robinson, Peter, Sine Heitmann, and Peter U. C. Dieke. Research Themes for Tourism. Wallingford, Oxfordshire: CABI, 2011.

Cita MLA

Robinson, Peter, et al. Research Themes for Tourism. CABI, 2011.