Columbia subject headings:
German language--Study and teaching--Slovakia--Congresses.
German philology--Study and teaching (Higher)--Slovakia--Congresses.
Harvard subject headings:
German language--Acquisition--Congresses.
German language--Study and teaching--Slovakia--Congresses.
German literature--Foreign countries--History and criticism--Congresses.
German philology--Study and teaching--Slovakia--Congresses.
Princeton subject headings:
German language--Study and teaching--Slovakia--Congresses.
German philology--Study and teaching (Higher)--Slovakia--Congresses.