Columbia subject headings:
Ligeti, György, 1923-2006--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Trios (Piano, horn, violin)--Scores.
Harvard subject headings:
Ligeti, György, 1923-2006--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Trios (Piano, horn, violin)--Scores.
Princeton subject headings:
Ligeti, György, 1923---Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Scores.
Trios (Piano, horn, violin)--Scores.