एपीए उद्धरण

Ferguson, K. (1996). Prisons of light: Black holes. Cambridge University Press.

शिकागो स्टाइल उद्धरण

Ferguson, Kitty. Prisons of Light: Black Holes. Cambridge: Cambridge University Press, 1996.

एमएलए उद्धरण

Ferguson, Kitty. Prisons of Light: Black Holes. Cambridge University Press, 1996.