एपीए उद्धरण

Bjorn, L. O. Light and life. Hodder and Stoughton.

शिकागो स्टाइल उद्धरण

Bjorn, Lars Olof. Light and Life. London: Hodder and Stoughton.

एमएलए उद्धरण

Bjorn, Lars Olof. Light and Life. Hodder and Stoughton.