E.J. Brill , 1991
Buku Referensi
edited by William P. Cunningham [and others]
Jaico Publishing House, 1999
Buku Referensi
Leeden, Frits van der, author
Lewis Publishers, 1990
Buku Referensi
Parker, Steve
Firefly Book, 1999
Buku Referensi
Glasby, John S., author
John Wiley & Sons, 1992
Buku Referensi