Gibson, J. E., & Tuteur, F. B. (1958). Control system components. McGraw-Hill.
Cita Chicago (17th ed.)Gibson, John E., i Franz B. Tuteur. Control System Components. Nueva York: McGraw-Hill, 1958.
Cita MLA (9th ed.)Gibson, John E., i Franz B. Tuteur. Control System Components. McGraw-Hill, 1958.
Atenció: Aquestes cites poden no estar 100% correctes.