Simpson, A. (1978). Data communications: Spreading the message. Input two-nine.
Dyfyniad Arddull ChicagoSimpson, Alan. Data Communications: Spreading the Message. Purley: Input two-nine, 1978.
Dyfyniad MLASimpson, Alan. Data Communications: Spreading the Message. Input two-nine, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.