Berrigan, D. The long loneliness of Dorothy Day: Daniel Berrigan. Loneliness.(1998).
Lua i Stíl Chicago (17ú heag.)Berrigan, Daniel. "The Long Loneliness of Dorothy Day: Daniel Berrigan." Loneliness.(1998) .
Lua MLA (8ú heag.)Berrigan, Daniel. "The Long Loneliness of Dorothy Day: Daniel Berrigan." Loneliness.(1998), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.