Cultural change and liberation in a christian perspective / M. Dumais, R. Goldie, A. Swiecicki. - Dumais, Marcel. (OLS)http://pul/name/25783; Swiecicki, Andrzej. (OLS)http://pul/name/31828; Goldie, Rosemary. (OLS)http://pul/name/23591 (Pontificia Università Gregoriana, 1992)
Bibliografia in nota a pie' di pagina.