Tillery, Bill W., author
McGraw-Hill, 2008
Buku Teks
McCourt, Richard M., author
McGraw-Hill, 1990
Buku Referensi
Coughlin, Robert F., author
Prentice-Hall, 1968
Buku Referensi
Sandige, Richard S., author
McGraw-Hill, 1978
Buku Teks
Anton, Howard, author
John Wiley & Sons, 1984
Buku Teks