Παραπομπή APA

Israel, W. (1973). Relativity, Astrophysics and cosmology. D Reidel.

Παραπομπή Chicago Style

Israel, Werner. Relativity, Astrophysics and Cosmology. Holland: D Reidel, 1973.

Παραπομπή MLA

Israel, Werner. Relativity, Astrophysics and Cosmology. D Reidel, 1973.