Buy three full-priced books in-store and get the fourth one of lesser value  for free with coupon code:

BUY3

Valid on in-store, in-stock books. Does not include clearance books, online orders, special orders or previous purchases. Not valid on Bibles, Bible Studies, Liturgy of the hours or Missals.  Limit one coupon per person.  Promo expires at 3:00 pm cst on Saturday, August 29, 2020.