Lua APA (7ú heag.)

Walker, J. R. (2013). Introduction to hospitality (6th ed.). Pearson.

Lua i Stíl Chicago (17ú heag.)

Walker, John R. Introduction to Hospitality. 6th ed. Boston: Pearson, 2013.

Lua MLA (9ú heag.)

Walker, John R. Introduction to Hospitality. 6th ed. Pearson, 2013.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.