APA-referens

Gwizdz, A. (1966). State system of the polish peoples republic. Polina publishing house.

Chicago-stil citat

Gwizdz, Andrzej. State System of the Polish Peoples Republic. Warsaw: Polina publishing house, 1966.

MLA-referens

Gwizdz, Andrzej. State System of the Polish Peoples Republic. Polina publishing house, 1966.