Kerridge, Jon, author
Blackwell, 1987
Buku Teks
Nicholls, J.E., author
Addison-Wesley, 1975
Buku Teks
Oualline, Steve, author
O'Reilly, , 1997
Buku Teks
Hughes, Joan K., author
John Wiley & Sons, 1979
Buku Teks
Lewis, T.G. (Theodore Gyle), author
Reston Publishing, 1981
Buku Teks