Trevelyan, George Macaulay, 1876-1962
English social history : a survey of six centuries chaucer to Queen Victoria
Longmans , 1946
 Buku Teks SO
Six Centuries of great poetry
edited by Robert Penn and Albert Erskine
Dell Publishing, 1955
 Buku Teks
Ward, Adolphus William
Chaucer
Macmillan, 1879
 Buku Teks
English for today. Book six
McGraw-Hill, 1964
 Buku Teks
English masterpieces, an anthology of imaginative literature from Chaucer to T. S. Eliot
edited by Maynard Mack
Prentice-Hall, 1953
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