TY  - BOOK
AU  - Betley,Jan Andrzej
TI  - Belgium and Poland in international relations 1830-1931
PY  - 1960///
CY  - 's-Gravenhage
PB  - Mouton
KW  - Belgia
KW  - polityka
KW  - Polska
KW  - 19-20 w
ER  -