Graves, Robert
Penguin Books, 1960
Buku Teks
Moncrieff, A.R. Hope
Gramercy Books, 1995
Buku Referensi
Rosenberg, Donna
NTC Publishing Group , 1994
Buku Teks
Baring-Gould, Sabine
Longman, 1906
Buku Teks
Mackenzie, Donald A.
Gramercy Books, 1994
Buku Referensi