Allen, P. S., & Jones, H. M. (1969). The Romanesque lyric: Studies in its background and development from Petronius to the Cambridge songs, 50-1050. Barnes & Noble.
Lua i Stíl Chicago (17ú heag.)Allen, Philip Schuyler, agus Howard Mumford Jones. The Romanesque Lyric: Studies in Its Background and Development from Petronius to the Cambridge Songs, 50-1050. New York: Barnes & Noble, 1969.
Lua MLA (9ú heag.)Allen, Philip Schuyler, agus Howard Mumford Jones. The Romanesque Lyric: Studies in Its Background and Development from Petronius to the Cambridge Songs, 50-1050. Barnes & Noble, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.