APA (7th ed.) Citation

Fennell, D. A. (2003). Ecotourism: An introduction (2. ed., 1. publ.). Routledge.

Chicago Style (17th ed.) Citation

Fennell, David A. Ecotourism: An Introduction. 2. ed., 1. publ. London [u.a.]: Routledge, 2003.

MLA (9th ed.) Citation

Fennell, David A. Ecotourism: An Introduction. 2. ed., 1. publ. Routledge, 2003.