ANDREWS, S. (2013). Hotel front office: : a training manual. McGraw-Hill Education.
Lua i Stíl Chicago (17ú heag.)ANDREWS, Sudhir. Hotel Front Office: : A Training Manual. McGraw-Hill Education, 2013.
Lua MLA (9ú heag.)ANDREWS, Sudhir. Hotel Front Office: : A Training Manual. McGraw-Hill Education, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.