'The Doctrina Christiana' (On the Teachings of Christianity) is one of Augustine's most important works. In particular, it spells out just how far Christians may use the legacy of their classical, pagan past. This translation, has a brief introduction that takes into account recent studies. The book includes a freshly edited complete text.

キリシタン教理の入門書。1549年(天文18)のザビエルによる伝来以来，教理書邦訳の試行錯誤のなかでキリシタン版として出版された。