Ziemer, R. E. (1993). Principles of communications: Systems, modulation and noise (3rd ed.). Jaico Publishing House.
Dyfyniad Arddull ChicagoZiemer, R E. Principles of Communications: Systems, Modulation and Noise. 3rd ed. Bombay: Jaico Publishing House, 1993.
Dyfyniad MLAZiemer, R E. Principles of Communications: Systems, Modulation and Noise. 3rd ed. Jaico Publishing House, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.