Booth, Taylor L., author
John Wiley & Sons, 1971
Buku Teks SO
Booth, Taylor L., author
John Wiley & Sons, 1978
Buku Teks SO
Sloman, Morris, author
Prentice-Hall, 1987
Buku Teks
Halsall, Fred, author
Addison-Wesley, 1996
Buku Teks
Drummond, Mansford E., author
Prentice-Hall, 1973
Buku Teks