Apologetic works Judaism 456 Islam 429 Controversial literature 241 Christianity 191 Doctrines 177 History 151 more ... Apologetics 138 Relations 135 History and criticism 123 Christianity and other religions 91 Protestantism 70 Jews 63 Early works to 1800 44 Religious aspects 44 Society of Friends 43 Criticism, interpretation, etc 38 Jewish philosophy 38 Anglican Communion 33 Histoire 31 Essence, genius, nature 30 Theology, Doctrinal 29 Catholic authors 28 Histoire et critique 28 Ouvrages apologétiques 27 Philosophy, Medieval 27 Catholic Church 26 Religion 25 Interfaith relations 22 Church history 21 less ...