Não informado. (1956). Polish co-operative review. Supreme Co-Operative Council.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Polish Co-operative Review. Warsaw: Supreme Co-Operative Council, 1956.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Polish Co-operative Review. Supreme Co-Operative Council, 1956.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.