R. Po-chia Hsia, The World of Catholic Renewal, 1540-1770 (pref. 2nd edition, 2005) - This is my favorite "if you read one book"
Robert Bireley, The Refashioning of Catholicism, 1450-1700
Philip Soergel, Wondrous in His Saints: Counter Reformation Propaganda in Bavaria - this is my favorite "specialized" book"
Luc Racaut, Hatred in Print: Catholic Propaganda and Religious Identity during the French Wars of Religion
Barbara Diefendorf, From Penitence to Charity: Pious Women and the Reformation in Paris - more of an on-the-ground rather than political perspective
John O'Malley, The First Jesuits - because Jesuits