Dyfyniad APA

Begelman, M. (2010). Gravity's fatal attraction: Black holes in the universe (2nd ed.). Cambridge university.

Dyfyniad Arddull Chicago

Begelman, Mitchell. Gravity's Fatal Attraction: Black Holes in the Universe. 2nd ed. Cambridge: Cambridge university, 2010.

Dyfyniad MLA

Begelman, Mitchell. Gravity's Fatal Attraction: Black Holes in the Universe. 2nd ed. Cambridge university, 2010.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.