Columbia subject headings:
Catholic Church. Diocese of Warmia (Poland)
Language question in the church--Poland--Warmia.
Polish people--Poland--Warmia.
Harvard subject headings:
Catholic Church
Catholic Church. Diocese of Warmia (Poland)
Language question in the church--Poland--Warmia.
Language question in the church.
Polish people--Poland--Warmia.
Polish people.
Princeton subject headings:
Catholic Church. Diocese of Warmia (Poland)
Language question in the church--Poland--Warmia.
Polish people--Poland--Warmia.