APA (7th ed.) Citation

Fennell, D. A. (2015). Ecotourism (4. ed.). Routledge.

Chicago Style (17th ed.) Citation

Fennell, David A. Ecotourism. 4. ed. London [u.a.]: Routledge, 2015.

MLA (9th ed.) Citation

Fennell, David A. Ecotourism. 4. ed. Routledge, 2015.