| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Writing System | 978-0-9644495-7-2 (0-9644495-7-9) | 2002 | Daniel O. Graham |
| The Writing System Workbook | 978-0-9644495-0-3 (0-9644495-0-1) | 1994 | " |
H.G. · H. Graham · J. G. · J. Graham · J. H. · Judith Graham · Judith H.