APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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