Schodek, Daniel L., author
Eresco, 1991
Buku Teks
Schodek, Daniel L., author
Erlangga , 1999
Buku Teks
Schucller, Wolfgang, author
Prentice-Hall, 1996
Buku Teks
Rossow, Edwin C., author
Prentice-Hall, 1996
Buku Teks
Shaeffer, R.E., author
Prentice-Hall, 2001
Buku Teks