| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Mathematics Today a Programmed Course 4a | 978-962-19-8026-7 (962-19-8026-7) | 1996 | K.S Leung · M.K. Lai |
| Mathematics Today a Programmed Course 5a | 978-962-19-8032-8 (962-19-8032-1) | 1997 | K.S. Leung · M.K. Lai |