APA-referens (7:e uppl.)

Hrobak, P. A. (1945). Czecho-Slovakia, victim of communist aggression. Jednota press.

Chicago-referens (17:e uppl.)

Hrobak, Philip Anthony. Czecho-Slovakia, Victim of Communist Aggression. [Middletown, Pa.: Jednota press, 1945.

MLA-referens (8:e uppl.)

Hrobak, Philip Anthony. Czecho-Slovakia, Victim of Communist Aggression. Jednota press, 1945.