APA-referens (7:e uppl.)

Azara, I., Michopoulou, E., Niccolini, F., Taff, D., & Clarke, A. (2018). Tourism, health, wellbeing and protected areas. CABI.

Chicago-referens (17:e uppl.)

Azara, Iride, Eleni Michopoulou, Federico Niccolini, Derrick Taff, och Alan Clarke. Tourism, Health, Wellbeing and Protected Areas. Wallingford, Oxfordshire: CABI, 2018.

MLA-referens (9:e uppl.)

Azara, Iride, et al. Tourism, Health, Wellbeing and Protected Areas. CABI, 2018.