| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Mini-Encyclopedia of Public Domain Music, 1998 | 978-1-884286-05-6 (1-884286-05-4) | 1998 | Barbara Zimmerman |
| The Mini-Encyclopedia of Public Domain Songs, 1998 | 978-1-884286-00-1 (1-884286-00-3) | 1998 | " |