Dyfyniad APA

Swale, R. (2002). Voice over IP: Systems and solutions. The Institution of Electrical Engineers.

Dyfyniad Arddull Chicago

Swale, Richard. Voice over IP: Systems and Solutions. London: The Institution of Electrical Engineers, 2002.

Dyfyniad MLA

Swale, Richard. Voice over IP: Systems and Solutions. The Institution of Electrical Engineers, 2002.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.