Alla Mamma : Lettere 1943-1967 - Milani, Lorenzo, 1923-1967. (OLS)http://ftis/name/57362; Battelli, Giuseppe. (OLS)http://ftis/name/57363 (Marietti,, 1990)

13: London : 1933-1935 - Bonhoeffer, Dietrich. (OLS)http://ftis/name/52074; Scharffenorth, Ernst-Albert. (OLS)http://ftis/name/61234; Nicolaisen, Carsten. (OLS)http://ftis/name/61233 (Dietrich Bonhoeffer Werke (DBW), 1994)