APA (7th ed.) Citation

Hartle, J. B. (2003). Gravity: An introduction to Einstein's general relativity. Addison-Wesley.

Chicago Style (17th ed.) Citation

Hartle, J. B. Gravity: An Introduction to Einstein's General Relativity. San Francisco: Addison-Wesley, 2003.

MLA (8th ed.) Citation

Hartle, J. B. Gravity: An Introduction to Einstein's General Relativity. Addison-Wesley, 2003.

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