2nd edition revised and expanded with a new part dedicda to the literatures of the Christian East Hubertus R. Drobna, Professor of Patrology and History of the Church in the Catholic Theological Faculty of Paderborn, in this work reflects his teaching experience and deep knowledge of the Fathers of the Church. Made with rigorous scientific methodology, this book presents the current status of research in patristic studies and select the appropriate bibliographic information, and provides a good tool for beginners this discipline, aimed at students of Theology. The study of the Fathers has recently acquired a boom, too often detached from theological or ecclesiastical context common in the past. Hence the usefulness of a manual that was fully updated Patrology both in literature and content. This manual initiation into the Patrologia aptly summarizes the recent research data, noting the discussions between specialists plémicas. This is an introductory presentation, yet deep the Fathers of the Church, which may encourage youth interest and Teolotgía estudianres of classical literature. He distinguishes very well in the Introduction between Patrology, Patrísitca and History of Ancient Christian Literature and combines throughout the book a literary perspective of patristic studies in predominantly theological interest of authors and subjects. The treatment of the various authors is sometimes selective in the sense that it focuses on his most significant works, and sometimes, as discussed in globalizing overview of doctrinal or cultural aspects in which their contribution has been more relevant.