[publisher not identified], [date of publication not identified]
Buku Teks
Kingma, Bruce R.
Libraries Unlimited, Inc., 1996
Buku Teks
Henczel, Susan, author
Saur Verlag, 2001
Buku Teks
Dick, Archie L.
Unisa Press, 2002
Buku Teks
Wolman, Yecheskel, author
John Wiley & Sons, 1983
Buku Teks