Malvino, Albert Paul, author
Gunadarma , 1991
Buku Teks
Roddy, Dennis, author
Reston Pblishing, 1982
Buku Teks
Malvino, Albert Paul, author
Erlangga, 1996
Buku Teks
Beach, David P.
Prentice-Hall, 1990
Buku Teks
Mottershead, Allen
Prentice-Hall, 1990
Buku Teks