Zalewska-Trafiszowa, Halina.
The educational system in Poland / Halina Zalewska-Trafiszowa
Polonia Pub. House, 1966
 Buku Teks
Gielzynski, Woijciech
Poland
Arkady, 1994
 Buku Teks
Wrochno, Krystyna
Woman in Poland
Interpress Publishers, 1969
 Buku Teks
Ocioszynski, Tadeusz
Poland on the Baltic
Polonia Pub. House , 1960
 Buku Teks
Rozmaryn, Stefan
The Seym and people's councils in Poland
Polonia Publishing House , 1958
 Buku Teks