Walker, J. R. Introduction to Hospitality Management (3.). Pearson India.
Lua i Stíl Chicago (17ú heag.)Walker, John R. Introduction to Hospitality Management. 3. Pearson India.
Lua MLA (8ú heag.)Walker, John R. Introduction to Hospitality Management. 3. Pearson India.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.