Ambalu, Shulamit, author
Dorling Kindersley, 2013
Buku Referensi
edited by Stewart Sutherland, Leslie Houlden, Peter Clarke, Friedhelm Hardy
Routledge, 1988
Buku Referensi
Robert E. Buswell, editor
Princeton University Press, 2007
Buku Teks
Bettany, G.T., author
Bracken Books, [date of publication not identified]
Buku Referensi
Cumant, Franz
Dover Publications, 1956
Buku Teks