"Chronicle of the Popes: The Reign-by-Reign Record of the Papacy from St. Peter to the Present"
by P.G. Maxwell-Stuart
"Heirs of the Fisherman: Behind the Scenes of Papal Death and Succession"
by John-Peter Pham
"The Incredible Book of Vatican Facts and Papal Curiosities: A Treasury of Trivia"
by Nino Lo Bello
"Keepers of the Keys: A History of the Popes from St. Peter to John Paul II"
by Nicolas Cheetham
"Lives of the Popes: The Pontiffs from St. Peter to John Paul II"
by Richard McBrien
"Saints and Sinners: A History of the Popes"
by Eamon Duffy
"Vicars of Christ: Popes, Power, and Politics in the Modern World"
by Michael Riccards
"White Smoke: A Novel About the Next Papal Conclave"
by Andrew M. Greeley
