Lua APA (7ú heag.)

Birkenhead, S., Carnelia, C., Grant, M., McKibbins, P., Rodgers, M., Schwartz, S., . . . Terkel, S. (1980). Working: Vocal selections. T. Valando Pub. Group.

Lua i Stíl Chicago (17ú heag.)

Birkenhead, Susan, Craig Carnelia, Micki Grant, Paul McKibbins, Mary Rodgers, Stephen Schwartz, James Taylor, agus Studs Terkel. Working: Vocal Selections. New York, N.Y.: T. Valando Pub. Group, 1980.

Lua MLA (9ú heag.)

Birkenhead, Susan, et al. Working: Vocal Selections. T. Valando Pub. Group, 1980.

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