Παραπομπή APA

Cheng, T. A. (2010). Relativity, gravitation and cosmology: A basic introduction (2nd ed.).

Παραπομπή Chicago Style

Cheng, Ta-Pei; Author. Relativity, Gravitation and Cosmology: A Basic Introduction. 2nd ed. Oxford, Oxford University Press, 2010.

Παραπομπή MLA

Cheng, Ta-Pei; Author. Relativity, Gravitation and Cosmology: A Basic Introduction. 2nd ed. 2010.