- Thorndike Press, a part of Gale, a Cengage Company, Waterville, Maine, 2024
- Wheeler Publishing, a part of Gale, a Cengage Company, Waterville, Maine, 2019
- Thorndike Press, A part of Gale, Cengage Learning, Waterville, Maine, 2015
- Thorndike Press, Waterville, Maine, 2021
- Thorndike Press, a part of Gale, a Cengage Company, Gale, Cengage Learning, Waterville, Maine, 2019
- Wheeler Publishing, a part of Gale, Cengage Learning, Waterville, Maine, 2015
- Wheeler Publishing, A part of Gale, Cengage Learning, Waterville, Maine, 2014
- Thorndike Press, Waterville, Maine, 2024
- Wheeler Publishing, a part of Gale, Cengage Learning, Waterville, Maine, c2014
- Kennebec Large Print, Waterville, Maine, 2014
- Thorndike Press, Waterville, Maine, 2018
- Wheeler Publishing Large Print, Waterville, Maine, c2015
- Thorndike Press, Waterville, Maine, 2006
- Thorndike Press, a part of Gale, a Cengage company, Waterville, Maine, 2023
- Wheeler Publishing, a part of Gale, a Cengage Company, Waterville, Maine, 2020
- Thorndike Press, part of Gale, a Cengage Company, Waterville, Maine, 2022
- Thorndike Press, a part of Gale, Cengage Learning/Gale, Cengage Learning, Waterville, Maine, 2015
- Wheeler Publishing, Waterville, Maine, 2021
- Thorndike Press, a part of Gale, a Cengage Company, Waterville, Maine, 2022
- Wheeler Publishing, a part of Gale, a Cengage Company, Waterville, Maine, 2017
- Gale, Waterville, Maine, 2020
- Thorndike Press, Waterville, Maine, 2020
- Thorndike Press, Waterville, Maine, c2015