एपीए उद्धरण

Begelman, M. C., & Rees, M. J. (2010). Gravity's fatal attraction: Black holes in the universe (2nd ed.). Cambridge University Press.

शिकागो स्टाइल उद्धरण

Begelman, Mitchell C., और Martin J. Rees. Gravity's Fatal Attraction: Black Holes in the Universe. 2nd ed. Cambridge : New York: Cambridge University Press, 2010.

एमएलए उद्धरण

Begelman, Mitchell C., और Martin J. Rees. Gravity's Fatal Attraction: Black Holes in the Universe. 2nd ed. Cambridge University Press, 2010.