Pastor, Ludwig Freiherr von..
The History of the Popes from the Close of the Middle Ages.- Second Edition. Vol.  XIII.. Julius III. (1550-1555). /
Edited by Ralph Francis Kerr 
. - St. Louis : B. Herder, Book Co.,  1924 
. - xxxix, 476  p.  22 cm. 
 - ((Pastor's History of the Popes). )