Hafstrom, John E., author
Addison-Wesely, 1961
Buku Teks
Washington, Allyn J., author
Pearson - Prentice Hall, 2009
Buku Teks
Keedy, Mervin J., author
Addison-Wesley , 1969
Buku Teks
Cooke, Nelson M., author
McGraw-Hill, 1960
Buku Teks
Miller, Leslie H., author
Henry Holt, 1961
Buku Teks