APA (7th ed.) Zitazioa
ebrary, Inc, Marlier, E., Natali, D., & Van Dam, R. (2010). Europe 2020: Towards a more social EU? P.I.E. Peter Lang.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Eric Marlier, David Natali, eta Rudi Van Dam. Europe 2020: Towards a More Social EU? Bruxelles: P.I.E. Peter Lang, 2010.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Europe 2020: Towards a More Social EU? P.I.E. Peter Lang, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.