Dyfyniad APA

Novikov, I., & Vitaly, K. (1995). Black holes and the Universe. Cambridge University Press.

Dyfyniad Arddull Chicago

Novikov, Igor, and Kisin Vitaly. Black Holes and the Universe. Cambridge: Cambridge University Press, 1995.

Dyfyniad MLA

Novikov, Igor, and Kisin Vitaly. Black Holes and the Universe. Cambridge University Press, 1995.

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