एपीए उद्धरण

Luhmann, N. (2004). Law as a social system. Oxford University Press.

शिकागो स्टाइल उद्धरण

Luhmann, Niklas. Law as a Social System. Oxford: Oxford University Press, 2004.

एमएलए उद्धरण

Luhmann, Niklas. Law as a Social System. Oxford University Press, 2004.