Weaver, Barbara N., author
John Wiley & Sons, 1974
Buku Teks
Hussain, K.M., author
Prentice-Hall, 1995
Buku Teks
Boulden, James B., author
McGraw-Hill, 1975
Buku Teks
Boore, William F., author
McGraw-Hill, 1968
Buku Teks
Kendall, Kenneth E., author
Pearson - Prentice Hall, 2005
Buku Teks