Johann Sebastian Bach: Cantata No. 66: Erfreut euch, ihr Herzen (Bach-Gesellschaft)
| Composer | Johann Sebastian Bach |
| Title | Erfreut euch, ihr Herzen |
| Scholarly catalog num. | BWV 66 |
| Number in group | 66 |
| Copyright notice | Copyright (c) 1994, 2000 Center for Computer Assisted Research in the Humanities |
| Copyright message | Rights to all derivative editions reserved |
| Copyright message | Refer to licensing agreement for further details |
| Scholarly catalogue | Thematisch-systematisches Verzeichnis der musikalischen Werke Johann Sebastian Bach: Bach-Werke-Verzeichnis (Schmieder) |
| Derived from | Bach Gesellschaft Edition xvi |
| Encoding state | stage1 |