Camp, R. (1969). The Papal Ideology of Social Reform: A Study in Historical Development, 1878-1967. Leiden ; Boston: Brill.
استشهاد بنمط شيكاغوCamp, R.L.. The Papal Ideology of Social Reform: A Study in Historical Development, 1878-1967. Leiden ; Boston: Brill, 1969.
MLA استشهادCamp, R.L.. The Papal Ideology of Social Reform: A Study in Historical Development, 1878-1967. Leiden ; Boston: Brill, 1969.
