APA (7th ed.) Zitazioa
Yanarella, E. J., & Levine, R. S. (2011). The city as fulcrum of global sustainability. Anthem Press.
Chicago Style (17th ed.) Zitazioa
Yanarella, Ernest J., eta Richard S. Levine. The City as Fulcrum of Global Sustainability. London: Anthem Press, 2011.
MLA (9th ed.) Zitazioa
Yanarella, Ernest J., eta Richard S. Levine. The City as Fulcrum of Global Sustainability. Anthem Press, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.