How Many Books Are in the Bible? By: Erwin W. Lutzer , M.A., LL.D. (Bio) Also available in: from The Doctrines That Divide1 Erwin W. Lutzer Even the most casual Bible student knows that there are more books in the Catholic Bible than in the one used by Protestants. Where did these differences originate? On what basis were some books selected to be in the Bible, and why were others rejected?Upon reflection, we could expect that there would be some dispute regarding these matters. After all, the Bible did not come down from heaven bound in beautiful leather and adorned...