Cita APA (7a ed.)

Petkov, V. (2009). Relativity and the Nature of Spacetime (2nd ed. 2009.). Springer Berlin Heidelberg : Imprint: Springer.

Cita Chicago Style (17a ed.)

Petkov, Vesselin. Relativity and the Nature of Spacetime. 2nd ed. 2009. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2009.

Cita MLA (8a ed.)

Petkov, Vesselin. Relativity and the Nature of Spacetime. 2nd ed. 2009. Springer Berlin Heidelberg : Imprint: Springer, 2009.