Dyfyniad APA

John Freer. (1999). Computer communications and networks. Pitman.

Dyfyniad Arddull Chicago

John Freer. Computer Communications and Networks. Pitman, 1999.

Dyfyniad MLA

John Freer. Computer Communications and Networks. Pitman, 1999.

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