APA (7th ed.) Citation

King, A. R. (2023). Supermassive black holes. Cambridge University Press.

Chicago Style (17th ed.) Citation

King, Andrew R. Supermassive Black Holes. Cambridge: Cambridge University Press, 2023.

MLA (9th ed.) Citation

King, Andrew R. Supermassive Black Holes. Cambridge University Press, 2023.

Warning: These citations may not always be 100% accurate.