एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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