J.M. ยท J. Mathews
| title | ISBN-13 | year of publication |
|---|---|---|
| 80 Great Word Puzzles | 978-0-8041-0255-1 | 1988 |
| 80 More Great Word Puzzles | 978-0-8041-0387-9 | 1988 |
| Another 80 Great Word Puzzles | 978-0-8041-0674-0 | 1992 |
| Still More 80 Great Word Puzzles | 978-0-8041-0483-8 | 1989 |