Stein, A. (1977). The art of presence: The poet and Paradise Lost. Univ. of California Pr..
Lua i Stíl Chicago (17ú heag.)Stein, Arnold. The Art of Presence: The Poet and Paradise Lost. Berkeley [u.a.]: Univ. of California Pr., 1977.
Lua MLA (8ú heag.)Stein, Arnold. The Art of Presence: The Poet and Paradise Lost. Univ. of California Pr., 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.