Saint-Laurent, George E.
Mayfield, 2000
Buku Teks
edited by Stewart Sutherland, Leslie Houlden, Peter Clarke, Friedhelm Hardy
Routledge, 1988
Buku Referensi
Bettany, G.T.
Bracken Books, [date of publication not identified]
Buku Referensi
consulting editor, Wendy Doniger
Encyclopaedia Britannica, Inc., 2006
Buku Referensi
James Fieser, John Powers, editors
McGraw-Hill, 2012
Buku Teks