APA (7th ed.) Zitazioa
Becker, C. U. (2012). Sustainability Ethics and Sustainability Research. Springer Netherlands. https://doi.org/10.1007/978-94-007-2285-9
Chicago Style (17th ed.) Zitazioa
Becker, Christian U. Sustainability Ethics and Sustainability Research. Dordrecht: Springer Netherlands, 2012. https://doi.org/10.1007/978-94-007-2285-9.
MLA (9th ed.) Zitazioa
Becker, Christian U. Sustainability Ethics and Sustainability Research. Springer Netherlands, 2012. https://doi.org/10.1007/978-94-007-2285-9.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.