APA (7th ed.) Citation

ProQuest (Firm), Robinson, P., Heitmann, S., & Dieke, P. U. C. (2010). Research themes for tourism. CABI.

Chicago Style (17th ed.) Citation

ProQuest (Firm), Peter Robinson, Sine Heitmann, and Peter U. C. Dieke. Research Themes for Tourism. Wallingford, Oxfordshire ; Cambridge, Mass.: CABI, 2010.

MLA (9th ed.) Citation

ProQuest (Firm), et al. Research Themes for Tourism. CABI, 2010.