Jurgen, R. K. (1998). Actuators. Society of Automotive Engineers.
Cita Chicago (17th ed.)Jurgen, Ronald K. Actuators. Warrendale, PA: Society of Automotive Engineers, 1998.
Cita MLA (8th ed.)Jurgen, Ronald K. Actuators. Society of Automotive Engineers, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.