एपीए उद्धरण

Helen Brooke. (2000). Mystery in London. Oxford: Oxford University Press.

शिकागो स्टाइल उद्धरण

Helen Brooke. Mystery in London. Oxford: Oxford University Press, 2000.

एमएलए उद्धरण

Helen Brooke. Mystery in London. Oxford: Oxford University Press, 2000.