Παραπομπή APA

O'Donnell, J. (1979). The Berlin Bunker. J.M. Dent.

Παραπομπή Chicago Style

O'Donnell, James. The Berlin Bunker. London: J.M. Dent, 1979.

Παραπομπή MLA

O'Donnell, James. The Berlin Bunker. J.M. Dent, 1979.