- Thorndike Press, a part of Gale, a Cengage Company, Waterville, Maine, 2023
- Thorndike Press, a part of Gale, a Cengage Company, Waterville, Maine, 2020
- 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, a part of Gale, a Cengage Company, Waterville, Maine, 2024
- Thorndike Press, a part of Gale, a Cengage Company, Cengage Learning, Waterville, Maine, 2022
- Thorndike Press, A part of Gale, a Cengage Company Gale Cengage Learning, Waterville, Maine, 2022
- Thorndike Press, a part of Gale, a Cengage company, Waterville, Maine, 2024
- Thorndike Press Large Print, Waterville, Maine, 2014
- Thorndike Press, a part of Gale, a Cengage company, Waterville, Maine, 2021
- Thorndike Press, a part of Gale, a Cengage Learning, Waterville, Maine, 2021
- Thorndike Press, a part of Gale, a Cengage Company, Waterville, Maine, 2022
- Thorndike Press, Waterville, Maine, 2020