Here are entered works by the Pope acting in his individual capacity. For works by the Pope acting in his official capacity see also Catholic Church. Pope (1958-1963 : John XXIII)
Wikipedia 1 Jul. 2012 (Pope John XXIII; Blessed Pope John XXIII (Latin: Ioannes PP. XXIII; Italian: Giovanni XXIII), born Angelo Giuseppe Roncalli (25 November 1881-3 June 1963), headed the Catholic Church and ruled Vatican City from 1958 until his death)
Lazzarini, A. Pope John XXIII, 1959.
Panotes, A. Les pacificateurs, 1974: t.p. (Jean XXIII)
Algisi, L. Papa Giovanni XXIII, 1981: t.p. (Papa Giovanni XXIII)
Miers virs zemes, 1990: t.p. (Pāvests Jānis XXIII)