Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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