Columbia subject headings:
Polish language--Grammar, Comparative--Slovak.
Polish language--Verb.
Polish language--Word formation.
Slovak language--Grammar, Comparative--Polish.
Slovak language--Verb.
Slovak language--Word formation.
Harvard subject headings:
Polish language--Grammar, Comparative--Slovak.
Polish language--Verb.
Polish language--Word formation.
Slovak language--Grammar, Comparative--Polish.
Slovak language--Verb.
Slovak language--Word formation.
Princeton subject headings:
Polish language--Grammar, Comparative--Slovak.
Polish language--Verb.
Polish language--Word formation.
Slovak language--Grammar, Comparative--Polish.
Slovak language--Verb.
Slovak language--Word formation.