Roddy, Dennis, author
Prentice-Hall, 1995
Buku Teks
Martin, James, author
Prentice-Hall, 1977
Buku Teks
Buckley, John, author
MPG Books Limited, 2003
Buku Teks
Buckley, John, author
Institution of Engineering and Technology, 2009
eBooks
Buckley, John, author
The Institution of Electrical Engineers, 2003
Buku Teks