APA (7th ed.) Zitazioa
Treverton, G. F. (2010). Making policy in the shadow of the future. RAND.
Chicago Style (17th ed.) Zitazioa
Treverton, Gregory F. Making Policy in the Shadow of the Future. Santa Monica, CA: RAND, 2010.
MLA (9th ed.) Zitazioa
Treverton, Gregory F. Making Policy in the Shadow of the Future. RAND, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.