VOYA, Voice of Youth Advocates recommends two websites that are free with recommendations for both students and teachers.
Read Print at http://www.readprint.com is a free online book library with titles by over 3,500 authors. Links include pictures, author bio, lists of titles and quotes by the author.
What Should I Read Next at http://www.whatshouldireadnext.com has more than a million recommendations from other readers! Enter one of your favorite books and the database will analyze over 70,000 titles. If you register, you can build your own list.