Collis, Maurice, 1889-1973
Faber and Faber , 1935
Buku Teks
Neale, J. E., author
Alden Press, 1950
Buku Referensi
Waldman, Milton
Brief Lives, 1952
Buku Teks
by Lytton Strachey
Chatto and Windus, 1951
Buku Teks
edited by Richard L. Greaves
D.C. Heath, 1974
Buku Referensi