Source of Law in Poland

Acts of generally applicable law are published in official publications : Journal of Laws of the Republic of Poland, Official Journal of the Republic of Poland - "Monitor Polski", official journals of ministers, official journals of central offices and voivodeship official journals.

Roosevelt’s letter to Stalin on composition of postwar Polish Government-06/02/1945

It goes without saying that any interim government could be formed as a result of our conference with the Poles here would be pledged to the holding of free elections in Poland at the earliest possible date. I know this is completely consistent with your desire to see a new free and democratic Poland emerge from the welter of this war.