El-Hawary, M. E. (1984). Control system engineering. Reston.
Cita Chicago (17th ed.)El-Hawary, Mohamed E. Control System Engineering. Reston: Reston, 1984.
Cita MLA (9th ed.)El-Hawary, Mohamed E. Control System Engineering. Reston, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.