Cita APA (7a ed.)

Bergmann, P. G. (1942). Introduction to the theory of relativity. Prentice-Hall.

Cita Chicago Style (17a ed.)

Bergmann, Peter Gabriel. Introduction to the Theory of Relativity. New York: Prentice-Hall, 1942.

Cita MLA (9a ed.)

Bergmann, Peter Gabriel. Introduction to the Theory of Relativity. Prentice-Hall, 1942.