| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1989 | 978-1-882319-00-8 | S. D. Batish · Ashwin Batish | Ragopedia: Exotic Scales of North India |
| 1991 | 978-1-882319-01-5 | '' | Ragopedia: Chalans & Word Pronunciations (Companion Cassette to Ragopedia, Vol 1) |
| 1994 | 978-1-882319-06-0 | Stephen R. Covey | Principle-Centered Leadership |