We recommend that you read these books to grow in your knowledge of God. They are from the Pure Gold Classics series. You can click on either the book cover or the title to go to amazon.com to find out more. Although the list price is shown, almost all the books will be 15% to 20% less on amazon.com if you click on this link. Nearly all of them also have links to used books, so that they are available at a reasonable price.