APA引文

Frankel, T. b. (1979). Gravitational curvature: An introduction to Einstein's theory. San Francisco: W. H. Freeman.

Chicago Style Citation

Frankel, Theodore b.1929. Gravitational Curvature: An Introduction to Einstein's Theory. San Francisco: W. H. Freeman, 1979.

MLA引文

Frankel, Theodore b.1929. Gravitational Curvature: An Introduction to Einstein's Theory. San Francisco: W. H. Freeman, 1979.

警告：这些引文格式不一定是100％准确.