edited by James Swarbrick
CRC Press, Taylor & Francis Group, 2013
Buku Referensi
Mazzaferro, John F.
Computer Technology Research Corp., 1992
Buku Referensi
Praeger , 1981
Buku Teks
Blackie Academic & Professional, 1995
Buku Teks
McGraw-Hill, 1979
Buku Teks