Παραπομπή APA

Bondi, H. (1968). Cosmology (2d ed.). University Press.

Παραπομπή Chicago Style

Bondi, Hermann. Cosmology. 2d ed. Cambridge: University Press, 1968.

Παραπομπή MLA

Bondi, Hermann. Cosmology. 2d ed. University Press, 1968.