Berrigan, D. (1973). Prison poems. Unicorn Press.
Chicago Style aipamenaBerrigan, Daniel. Prison Poems. Greensboro, N.C: Unicorn Press, 1973.
MLA aipamenaBerrigan, Daniel. Prison Poems. Unicorn Press, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.