APA (7th ed.) Citation

Wald, R. M. (1977). Space, time, and gravity.

Chicago Style (17th ed.) Citation

Wald, Robert M. Space, Time, and Gravity. 1977.

MLA (9th ed.) Citation

Wald, Robert M. Space, Time, and Gravity. 1977.

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