Παραπομπή σε μορφή APA (7η εκδ.)

Guggenheim, E. F. (2003). The learning region: Proceedings...[from]. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Guggenheim, Eric Fries. The Learning Region: Proceedings...[from]. Luxembourg: Office for Official Publications of the European Communities, 2003.

Παραπομπή σε μορφή MLA (8th εκδ.)

Guggenheim, Eric Fries. The Learning Region: Proceedings...[from]. Office for Official Publications of the European Communities, 2003.