APA (7th ed.) Zitazioa
Brunet, R. (2011). Sustainable geography. ISTE ; Wiley.
Chicago Style (17th ed.) Zitazioa
Brunet, Roger. Sustainable Geography. London : Hoboken, N.J.: ISTE ; Wiley, 2011.
MLA (9th ed.) Zitazioa
Brunet, Roger. Sustainable Geography. ISTE ; Wiley, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.