Major sources used in the various articles on Pope John Paul II:
The Pontiff in Winter, by John Cornwell.
Vows of Silence, by Jason Berry and Gerald Renner.
A Church Divided, by Terrance Sweeney.
The Two Churches, by Michael L. Budde.
The Next Pope, by Peter Hebblethwaite.
Breaking Faith, by John Cornwell.
Christianity Incorporated, by Michael L. Budde, Robert W. Brimlow.
