M M · M. T. · Myrna McCulloch · T. M
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| America's spelling & reading with Riggs | 978-0-924277-14-6 (0-924277-14-9) | 1995 |
| America's spelling & reading with Riggs: Teacher's edition | 978-0-924277-02-3 (0-924277-02-5) | 1992 |