APA (7th ed.) Zitazioa
Farr, D. (2008). Sustainable urbanism: Urban design with nature. John Wiley & Sons.
Chicago Style (17th ed.) Zitazioa
Farr, Douglas. Sustainable Urbanism: Urban Design with Nature. New Jersey: John Wiley & Sons, 2008.
MLA (9th ed.) Zitazioa
Farr, Douglas. Sustainable Urbanism: Urban Design with Nature. John Wiley & Sons, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.