TY  - BOOK
AU  - Gail,Marzieh
TI  - The three Popes: an account of the great schism when rival Popes in Rome, Avignon, and Pisa vied for the rule of Christendom
AV  - BX1301.G138.T474 1969 
PY  - 1969///
CY  - New York
PB  - Simon and Schuster
N1  - 4; Bibliography: pages 307-310; 2
ER  -