Zar, Jerrold H.
Prentice-Hall, 1996
Buku Teks
Rosner, Bernard, author
Duxbury Press, 1995
Buku Teks
Bailley, Norman T. J., author
Cambridge University Press, 1992
Buku Teks
Glover, Thomas, author
McGraw-Hill, 2002
Buku Teks
Lombard, Olive M.
Appleton-Century-Crofts, 1975
Buku Teks