- McGraw-Hill Higher Education
- National Geographic Society
- Houghton Mifflin
- Cengage Learning
- Yale University Press
- University of Minnesota Press
- Wadsworth and West Publishing (now Thompson Reuters)
- Harcourt Trade
- Addison-Wesley Publishing Company
- Perseus Books/Westview Press
- Minnesota Geological Survey
- Minnesota Historical Society Press
- Wisconsin Historical Society Press
- Milkweed Editions
- Motorbooks/Voyageur Press
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