Andrews, Michael, author
Prentice-Hall, 1982
Buku Teks
Klingman, Edwin E.
Prentice-Hall, 1977
Buku Teks
Zaks, Rodnay, author
Sybex, 1984
Buku Teks
Electrical Research Association Ltd
Pergamon Press, 1979
Buku Referensi
Klingman, Edwin E.
Prentice-Hall, 1977
Buku Teks