APA (7th ed.) Citation

Cassirier, E. (1953). Substance and function and Einstein's theory of relativity. Dover.

Chicago Style (17th ed.) Citation

Cassirier, Ernest. Substance and Function and Einstein's Theory of Relativity. Nueva York: Dover, 1953.

MLA (9th ed.) Citation

Cassirier, Ernest. Substance and Function and Einstein's Theory of Relativity. Dover, 1953.