Day, D., & Ellsberg, R. (1992). Dorothy Day, selected writings: By little and by little. Orbis Books.
Lua i Stíl Chicago (17ú heag.)Day, Dorothy, agus Robert Ellsberg. Dorothy Day, Selected Writings: By Little and by Little. Maryknoll, N.Y.: Orbis Books, 1992.
Lua MLA (8ú heag.)Day, Dorothy, agus Robert Ellsberg. Dorothy Day, Selected Writings: By Little and by Little. Orbis Books, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.