Houston, Paul L, author
McGraw-Hill , 2001
Buku Teks
Smith, J. M., author
McGraw-Hill, 1981
Buku Teks
Logan, S.R.
Longman, 1996
Buku Teks
Masel, Richard I., author
John Wiley & Sons, 2001
Buku Teks
Steinfeld, Jeffrey I., author
Prentice-Hall, 1999
Buku Teks