Columbia subject headings:
Harvard subject headings:
Canons, fugues, etc. (Unspecified instruments (3))--Scores and parts.
Trios (Unspecified instruments (3))--Scores and parts.
Princeton subject headings:
Canons, fugues, etc. (Unspecified instruments(3))--Scores and parts.
Parts (Music)
Ricercars.
Scores.
Trios (Unspecified instruments (3))--Scores and parts.