McGuire, Joseph W.
McGraw-Hill, 1963
Buku Teks SO
Pauli, Gunter
Epsilon Press, 1996
Buku Teks SO
Griffin, Ricky W.
Prentice-Hall, 1999
Buku Teks
Griffin, Ricky W.
Prentice-Hall, 2002
Buku Teks
Wheeler, Bayard O.
Harper & Row. Publisher, 1968
Buku Teks