1. The Shack by William P. Young (Windblown Media, $14.99). A man whose daughter was abducted is invited to a shack, apparently by God. 2. Firefly Lane by Kristin Hannah (St. Martin's Griffin, $14.95). Despite different life choices, a friendship endures between two women. 3. The Reader by Bernhard Schlink (Vintage, $13.95).