Dyfyniad APA

Glynn, J. (2007). The seven days of Peter Crumb. Portobello Books.

Dyfyniad Arddull Chicago

Glynn, Jonny. The Seven Days of Peter Crumb. London: Portobello Books, 2007.

Dyfyniad MLA

Glynn, Jonny. The Seven Days of Peter Crumb. Portobello Books, 2007.

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