1.
John XXIII. London: G. Chapman; 1985.
John XXIII. London : G. Chapman, 2 mai 1985. ISBN 0-225-66477-1
Hebblethwaite Peter. (1985). John XXIII: Pope of the Council. G. Chapman.
MLA (8th ed.) CitationHebblethwaite Peter. John XXIII: Pope of the Council. G. Chapman, 1985.
Warning: These citations may not always be 100% accurate.