Taylor, Benjamin J.
Prentice-Hall, 1987
Buku Teks SO
Merrifield, Leroy S.
Michie, 1994
Buku Teks
Leslie, Douglas L.
Little, Brown and Company, 1981
Buku Teks
Leslie, Douglas L.
Little, Brown, 1979
Buku Teks SO
Harper, Michael C.
Little, Brown, 1996
Buku Teks