Cita APA (7a ed.)
Elgerd, O. I. (1967). Control systems Theory. Mcgraw-hill.
Cita Chicago Style (17a ed.)
Elgerd, Olle I. Control Systems Theory. New York: Mcgraw-hill, 1967.
Cita MLA (9a ed.)
Elgerd, Olle I. Control Systems Theory. Mcgraw-hill, 1967.
Precaución: Estas citas no son 100% exactas.