L'iconographie chrétienne / par Marcel Pacaut. - Pacaut, Marcel, 1920-2002. (OLS)http://pul/name/835 (Presses Universitaires de France, 1952)
Bibliography: p.127.

Christian Social Teaching / Joseph Höffner ; with an Introduction and Complementary Notes by Lothar Roos. - Höffner, Joseph, card., 1906-1987. (OLS)http://pul/name/8332; Roos, Lothar. (OLS)http://pul/name/19594 (Paoline, 1997)
Note bibliografiche.