Legouis, Emile
A history of English literature: the middle ages and the Renascence, 650-1660
J.M. Dent and Sons, 1948
 Buku Teks
Salzman, L.F.
English life in the middle ages
Oxford University Press, 1955
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Turville-Petre, Thorlac
Reading middle english literature
Blackwell Publishing, 2007
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Curtius, Ernst Robert
European literature and the Latin middle ages Translated by
London Routledge & Kegan Paul [1953]
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Jin`ichi Konishi
A history of Japanese literature vol.2: The high middle Ages
Princeton University Press, 1986
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