Swarbrooke, J. (1998). Sustainable Tourism Management. CABI Pub.
Lua i Stíl Chicago (17ú heag.)Swarbrooke, John. Sustainable Tourism Management. Wallingford, Oxon, UK: CABI Pub, 1998.
Lua MLA (9ú heag.)Swarbrooke, John. Sustainable Tourism Management. CABI Pub, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.