Dyfyniad APA

Schmid, G. (2012). In the presence of the future: Mapping the roads to tomorrow. Peter Lang.

Dyfyniad Arddull Chicago

Schmid, Georg. In the Presence of the Future: Mapping the Roads to Tomorrow. Frankfurt am Main ; New York: Peter Lang, 2012.

Dyfyniad MLA

Schmid, Georg. In the Presence of the Future: Mapping the Roads to Tomorrow. Peter Lang, 2012.

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