APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.