APA (7th ed.) Zitazioa
Sommers, M. (2004). Parallel worlds: Rebuilding the education system in Kosovo.
Chicago Style (17th ed.) Zitazioa
Sommers, Marc. Parallel Worlds: Rebuilding the Education System in Kosovo. 2004.
MLA (9th ed.) Zitazioa
Sommers, Marc. Parallel Worlds: Rebuilding the Education System in Kosovo. 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.