| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1985 | 978-0-933759-00-8 | John R. Boyd · Mary Ann Boyd | Listening Cycles |
| '' | 978-0-933759-01-5 | John R. Boyd · Mary A. Boyd | Listening Cycles |
| '' | 978-0-933759-02-2 | John R. Boyd · Mary Ann Boyd | Listening Cycles Workbook |
| '' | 978-0-933759-03-9 | John Boyd | Listening Cycles/Audio Cassettes |
| 1988 | 978-0-933759-09-1 | John P. Fieg | Famous Personalities/Guide and Answer Key |