Dyfyniad APA

(2003). Challenge and change in the information society. London: Facet.

Dyfyniad Arddull Chicago

Challenge and Change in the Information Society. London: Facet, 2003.

Dyfyniad MLA

Challenge and Change in the Information Society. London: Facet, 2003.

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