Hi Leon,
If you've located three books on a topic you're researching for an essay, the first thing you should do on appraising any of these books to examine the index.
Answer: Examine the index ✅
Hope that helps! ★ If you have
further questions about this question or need more help, feel free to comment
below or post another question and send the link to me. -UnicornFudge aka Nadia