Smith, Karl J., author
Brooks/Cole, 1973
Buku Teks
Young, Frederick H., author
John Wiley & Sons, 1968
Buku Teks
Craig, Robert T., author
Prentice-Hall, 1969
Buku Teks
Hafstrom, John E., author
Addison-Wesely, 1961
Buku Teks
Sharp, Henry, author
Prentice-Hall, 1968
Buku Teks