Sherman, Barry L.
McGraw-Hill, 1995
Buku Teks
Buckley, John
MPG Books Limited, 2003
Buku Teks
Buckley, John
Institution of Engineering and Technology, 2009
eBooks
Buckley, John
The Institution of Electrical Engineers, 2003
Buku Teks SO
Martin, James
Prentice-Hall, 1977
Buku Teks SO