Παραπομπή σε μορφή APA (7η εκδ.)

Petkov, V. (2010). Space, Time, and Spacetime: Physical and Philosophical Implications of Minkowski's Unification of Space and Time. Springer-Verlag Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Petkov, Vesselin. Space, Time, and Spacetime: Physical and Philosophical Implications of Minkowski's Unification of Space and Time. Berlin, Heidelberg: Springer-Verlag Berlin Heidelberg, 2010.

Παραπομπή σε μορφή MLA (8th εκδ.)

Petkov, Vesselin. Space, Time, and Spacetime: Physical and Philosophical Implications of Minkowski's Unification of Space and Time. Springer-Verlag Berlin Heidelberg, 2010.