Columbia subject headings:
Polish language--Phonetics--Poland--Warmia.
Polish language--Poland--Masovia--Phonetics.
Harvard subject headings:
Polish language--Phonetics--Warmia (Poland)
Polish language--Poland--Masovia--Phonetics.
Polish language--Poland--Warmia--Phonetics.
Princeton subject headings:
Polish language--Poland--Masovia--Phonetics.
Polish language--Poland--Warmia--Phonetics.