APA (7th ed.) Citation

Hawking, S. W., & Israel, W. (1989). Three hundred years of gravitation. University Press.

Chicago Style (17th ed.) Citation

Hawking, Stephen William, and W. Israel. Three Hundred Years of Gravitation. Cambridge [etc.]: University Press, 1989.

MLA (9th ed.) Citation

Hawking, Stephen William, and W. Israel. Three Hundred Years of Gravitation. University Press, 1989.