Forbes, R.J., author
Leiden E.J. Brill 1965
Buku Teks
Hodges, Henry, author
Penguin Press, 1970
Buku Teks
Max Hueber Verlag, 1963
Buku Teks
edited by Charles Singer ... [and others]
Clarendon Press, 1954-85
Buku Teks
edited by Ian McNeil
Routledge, 1990
Buku Referensi