Here's a special treat for all my protestant friends. David L. Gray does a fantastic job laying out the Scriptural evidence for the special place of the Blessed Virgin Mary in the order of grace. This should also help my fellow Catholics bone up on their Mariology for that next lunchtime confrontation with the fundamentalist who is always trying to save your soul.
Mary as Queen Mother, Ark of the New Covenant, and New Eve
You can also look in my bookstore for many other titles, including Scott Hahn's incomparable Hail, Holy Queen.