Παραπομπή APA

Dirac, P. A. M. (1975). General theory of relativity. Wiley Eastern.

Παραπομπή Chicago Style

Dirac, Paul Adrien Maurice. General Theory of Relativity. New York: Wiley Eastern, 1975.

Παραπομπή MLA

Dirac, Paul Adrien Maurice. General Theory of Relativity. Wiley Eastern, 1975.