Addams, J. (1911). Twenty years at Hull-house, with autobiographical. THe Chautauqua Press.
Lua i Stíl Chicago (17ú heag.)Addams, Jane. Twenty Years at Hull-house, with Autobiographical. New York: THe Chautauqua Press, 1911.
Lua MLA (9ú heag.)Addams, Jane. Twenty Years at Hull-house, with Autobiographical. THe Chautauqua Press, 1911.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.