Não informado. (2007). Tourism and hospitality research. Henry Stewart Publications.
Lua i Stíl Chicago (17ú heag.)Não informado. Tourism and Hospitality Research. Birmingham, Ala: Henry Stewart Publications, 2007.
Lua MLA (8ú heag.)Não informado. Tourism and Hospitality Research. Henry Stewart Publications, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.