APA (7th ed.) Citation

Kiefer, C. (2007). Quantum gravity (2nd ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Kiefer, Claus. Quantum Gravity. 2nd ed. Oxford: Oxford University Press, 2007.

MLA (9th ed.) Citation

Kiefer, Claus. Quantum Gravity. 2nd ed. Oxford University Press, 2007.