APA aipamena

Swarbrooke, J. (1998). Sustainable tourism management. New York: CABI Pub..

Chicago Style aipamena

Swarbrooke, John. Sustainable Tourism Management. New York: CABI Pub., 1998.

MLA aipamena

Swarbrooke, John. Sustainable Tourism Management. New York: CABI Pub., 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.