Columbia subject headings:
Harvard subject headings:
German language--Lexicography--Congresses.
German language--Phraseology--Congresses.
Spanish language--Lexicography--Congresses.
Spanish language--Phraseology--Congresses.
Princeton subject headings:
German language--Lexicography--Congresses.
German language--Phraseology--Congresses.
Spanish language--Lexicography--Congresses.
Spanish language--Phraseology--Congresses.