Giussani, Luigi. “Unità e fraternità: la sintesi di ogni giorno.” Litterae Communionis-Tracce, 9 (2003): 1-2.
Notes on the address by Father Giussani to the Equipe of the university students of Communion and Liberation held at La Thuile on 7 September 2003.
The text was republished as the Introduction to the volume Una presenza che cambia (BUR, 2004, pp. 3-4).