Soderquist, Larry D.
The Michie Company, 1991
Buku Teks
Soderquist, Larry D.
Va. : Michie, c, 1991
Buku Teks
Eisenberg, Melvin A., author
Little, Brown, 1976
Buku Teks
West Publishing Co., 1996
Buku Teks
Vagts, Detlev F., author
The Foundation Press, INC, 1973
Buku Teks