Helszain, J. (1989). Ferrite phase shifters and control devices. McGraw-Hill.
Chicago Edition CitationHelszain, Joseph. Ferrite Phase Shifters and Control Devices. London: McGraw-Hill, 1989.
Cita MLAHelszain, Joseph. Ferrite Phase Shifters and Control Devices. McGraw-Hill, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.