I didn't know what an iOS was, so I Googled it.
There has to be a way to open an iBook to read it. How stupid is Apple to not have iTunes not open what it sells from the iTunes Store.
Thank you all for your quick reply. I'll see if I can get my money back.
Shopping news for Feeling Good: The New Mood Therapy:
iTunes Store: $4.99, restricted to be read only on iOS devices