Columbia subject headings:
German language--Middle High German, 1050-1500--Glossaries, vocabularies, etc.
German language--Middle High German, 1050-1500--Grammar.
Nibelungenlied--Dictionaries.
Nibelungenlied--Language.
Harvard subject headings:
German language--Middle High German, 1050-1500--Grammar.
Nibelungenlied--Commentaries.
Nibelungenlied--Language.
Princeton subject headings:
Dictionaries.
German language--Middle High German, 1050-1500--Glossaries, vocabularies, etc.
German language--Middle High German, 1050-1500--Grammar.
Nibelungenlied--Dictionaries.
Nibelungenlied--Language.