APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

Heitmann, Sine, et al. Research Themes for Tourism. CABI, 2011.