Mohammad Sabhan Borhan. (2007). Analysis of overcurrent relay. Universiti Teknikal Malaysia Melaka.
Cita Chicago (17th ed.)Mohammad Sabhan Borhan. Analysis of Overcurrent Relay. Durian Tunggal: Universiti Teknikal Malaysia Melaka, 2007.
Cita MLA (8th ed.)Mohammad Sabhan Borhan. Analysis of Overcurrent Relay. Universiti Teknikal Malaysia Melaka, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.