Gaya APA

Wigginton, F, P. (1983). The Popes of Vatican Council II. John XXIII, Paul VI, John Paul I, John Paul II: the papacy askew? . Chicago: Franciscan Herald Press.

Gaya MLA

Wigginton, F., Peter. "The Popes of Vatican Council II. John XXIII, Paul VI, John Paul I, John Paul II: the papacy askew? ". Chicago: Franciscan Herald Press, 1983. Buku.