Columbia subject headings:
Music--Manuscripts--Facsimiles.
Nono, Luigi--Manuscripts--Facsimiles.
Trios (Bass clarinet, flute, electronics)
Harvard subject headings:
Chamber music
Facsimiles
Music--Manuscripts--Facsimiles.
Nono, Luigi--Manuscripts--Facsimiles.
Scores
Trios (Clarinet, flute, electronics)--Scores.
Princeton subject headings:
Music--Manuscripts--Facsimiles.
Nono, Luigi--Manuscripts--Facsimiles.
Scores.
Trios (Clarinet, flute, electronics)--Scores.