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- Wheeler Publishing, a part of Gale, Cengage Learning, Waterville, Maine, 2017
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- Thorndike Press, a part of Gale, a Cengage company, Waterville, Maine, 2022
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- Thorndike Press a part of Gale, Cengage Learning, Waterville, Maine, 2016
- Wheeler Publishing, Waterville, Maine, 2020
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- Wheeler Publishing, a part of Gale, a Cengage Company, Waterville, Maine, 2020
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- Thorndike Press, a part of Gale, a Cengage Company, Waterville, Maine, 2022
- Kennebec Large Print, Waterville, Maine, 2013
- Wheeler Publishing, A part of Gale, Cengage Learning, Waterville, Maine, 2013
- Wheeler Publishing, a part of Gale, a Cengage Company, Waterville, Maine, 2017
- Thorndike Press Large Print, Waterville, Maine, 2020
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- Thorndike Press, Waterville, Maine, 2020
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