The obvious answer: try a few different options and report back here on how it went. Put ads on that one page. See what happens. Then try an affiliate link for

The obvious answer: try a few different options and report back here on how it went. Put ads on that one page. See what happens. Then try an affiliate link for related books or stuff from Amazon. See if it works better. Don't do anything that you'd feel bad about. I'm guessing that your goal wasn't to profit from such traffic. That's why I'm saying to just put ads on that one page, not your entire blog.