Irland, N. B. (1987). Service and a smile. Pacific Press.
Chicago-čujuhus (17. p.)Irland, Nancy Beck. Service and a Smile. Boise, ID: Pacific Press, 1987.
MLA-čujuhus (9. p.)Irland, Nancy Beck. Service and a Smile. Pacific Press, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.