I am doing a short workshop next week, and have devoted a piece to reading aloud. Here are a few of the links I will share:
Jim Trelease, the guru of reading aloud, has tons of stuff available at his web site here: http://tinyurl.com/k9j3uzv.
Article: Reading Aloud in Classrooms: From the Modal Toward a "Model” by James Hoffman, Nancy L. Roser & Jennifer Battle. Reading Teacher (1993) Vol. 46 (6): pp. 496-507.