Mason, Joseph G.
McGraw-Hill, 1971
Buku Teks
Schleh, Edward C., author
McGraw-Hill, 1984
Buku Teks
Cerami, Charles A., author
Prentice-Hall, 1957
Buku Teks
Harrison, Jared F., author
Prentice-Hall, 1974
Buku Teks
Maciariello, Joseph A.
Prentice-Hall, 1984
Buku Teks