Cita APA (7th ed.)
Gupta, S. (2002). Elements of control systems. Prentice Hall.
Cita Chicago (17th ed.)
Gupta, Sudhir. Elements of Control Systems. Upper Saddle River, N.J. ; New Delhi: Prentice Hall, 2002.
Cita MLA (9th ed.)
Gupta, Sudhir. Elements of Control Systems. Prentice Hall, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.