Lua APA (7ú heag.)

Lundberg, D. E. (1983). The travel agency (Rev. ed.). National Publishers.

Lua i Stíl Chicago (17ú heag.)

Lundberg, Donald E. The Travel Agency. Rev. ed. Elmsford, N.Y: National Publishers, 1983.

Lua MLA (9ú heag.)

Lundberg, Donald E. The Travel Agency. Rev. ed. National Publishers, 1983.

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