French, D. G., & French, E. (1975). Working communally: Patterns and possibilities. Russell Sage Foundation.
Lua i Stíl Chicago (17ú heag.)French, David G., agus Elena French. Working Communally: Patterns and Possibilities. New York: Russell Sage Foundation, 1975.
Lua MLA (9ú heag.)French, David G., agus Elena French. Working Communally: Patterns and Possibilities. Russell Sage Foundation, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.