| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Fingermath Book 1 | 978-0-07-025231-8 (0-07-025231-9) | 1979 | Edwin M. Lieberthal |
| Fingermath Book 2 | 978-0-07-025222-6 (0-07-025222-X) | 1980 | " |
| Fingermath Book 3 | 978-0-07-025223-3 (0-07-025223-8) | 1980 | " |
P.G. · P.K. · Peter G. · Peter Gurau · Peter K.