APA aipamena

Bell, S. M. (2017). Environmental law (9.). Oxford University Press.

Chicago Style aipamena

Bell, Stuart McGillivray. Environmental Law. 9. Oxford, United Kingdom: Oxford University Press, 2017.

MLA aipamena

Bell, Stuart McGillivray. Environmental Law. 9. Oxford University Press, 2017.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.