Max Hueber Verlag, 1963
Buku Teks
Forbes, R.J., author
Leiden E.J. Brill 1965
Buku Teks
edited by Charles Singer ... [and others]
Clarendon Press, 1954-85
Buku Teks
edited by Ian McNeil
Routledge, 1990
Buku Referensi
Klemm, Friedrich, author
George Allen and Unwind, 1959
Buku Teks