VALDER ANDY. (2006). UNDERSTANDING TELECOMMUNICATION. IET, LONDON.
Cita Chicago (17th ed.)VALDER ANDY. UNDERSTANDING TELECOMMUNICATION. IET, LONDON, 2006.
Cita MLA (9th ed.)VALDER ANDY. UNDERSTANDING TELECOMMUNICATION. IET, LONDON, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.