Students have access to these ebooks through library subscriptions. You can link to the books in Brain Honey or Brightspace.
Explore these sites for low-cost or partnered content possibilities.
These sites have textbooks that can be used with a CC-BY-SA license. You can download them, alter them, mix them, and embed them in your course. If you alter them, you must share a copy of your text version online under a CC-BY-SA license.
Use this material in accordance with posted licenses and copyright restrictions. In general, links to the material are okay. Do more research if you want to embed something in your course.
You can post links to most ebooks and articles available through library databases into your Brain Honey or Brightspace course.
Harvard Business Review articles are still an exception. Watch for other articles that may include an exclusion notice