Books are at the heart of Catholic retailing, and ones like these about Pope Francis could boost sales in that sector at the 17th annual trade show of the Catholic Marketing Network last week (Aug. 6-9) in Somerset, N.J. RNS photo by David Gibson.

Books are at the heart of Catholic retailing, and ones like these about Pope Francis could boost sales in that sector at the 17th annual trade show of the Catholic Marketing Network last week (Aug. 6-9) in Somerset, N.J. RNS photo by David Gibson.