Gwizdz, A. (1966). The state system of the polish people's republic. Polonia publishing house.
Chicago Edition CitationGwizdz, Andrzej. The State System of the Polish People's Republic. Warsaw: Polonia publishing house, 1966.
ציטוט MLAGwizdz, Andrzej. The State System of the Polish People's Republic. Polonia publishing house, 1966.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.