Cita APA (7th ed.)

Dirac, P. A. M. (2001). General theory of relativity. Prentice-Hall.

Cita Chicago (17th ed.)

Dirac, P. A. M. General Theory of Relativity. New Delhi: Prentice-Hall, 2001.

Cita MLA (9th ed.)

Dirac, P. A. M. General Theory of Relativity. Prentice-Hall, 2001.

Atenció: Aquestes cites poden no estar 100% correctes.