Miller, Leslie H., author
Henry Holt, 1961
Buku Teks
Miller, Leslie H., author
Buku Teks
Clarkson, Donald R.
The Shoe String Press, 1964
Buku Teks
Washington, Allyn J., author
Pearson - Prentice Hall, 2009
Buku Teks
Hafstrom, John E., author
Addison-Wesely, 1961
Buku Teks