Cita APA (7a ed.)

Holden, A. (2016). Environment and tourism (Third edition.). Routledge.

Cita Chicago Style (17a ed.)

Holden, Andrew. Environment and Tourism. Third edition. London, New York: Routledge, 2016.

Cita MLA (9a ed.)

Holden, Andrew. Environment and Tourism. Third edition. Routledge, 2016.