Kenner, Hugh
The University Press Glasgow, 1951
Buku Teks
Cambridge University Press, 2007
eBooks
Ackroyd, Peter, 1949-
Thames and Hudson, 1987
Buku Teks
Jordan L. Budiyono
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1986
UI - Skripsi (Membership)
Peter Ewen Limited, 1933
Buku Teks