Ketton-Cremer, R.W.
Thomas Gray / by R.W. Ketton-Cremer
Longmans, Green & Co., 1958
 Buku Teks
Ward, A.C.
Illustrated history of English literature. Volume three, Blake to Bernard Shaw
Longman, 1955
 Buku Teks
Crabbe, George
Goerge Crabbe / by R.L. Brett
Longmans, Green & Co., 1956
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Tindal, William York
Walaace Stevens / William York Tindall
University of Minneapolis Press, 1961
 Buku Teks
Johnson, Samuel,
Lives of the English poets vol. 2 / Samuel Johnson; Edited by George Birkbeck Hill.
Oxford University Press, 1968
 Buku Teks