Irland, N. B. (1987). Service and a smile. Pacific Press.
Lua i Stíl Chicago (17ú heag.)Irland, Nancy Beck. Service and a Smile. Boise, ID: Pacific Press, 1987.
Lua MLA (9ú heag.)Irland, Nancy Beck. Service and a Smile. Pacific Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.