BR60-BR67- Christianity. Early Christian literature. Fathers of the Church, etc.
BR160-BR275- Christianity. History. Early and medieval.
BR1690-BR1725- Christianity. Biography.
Greek Orthodox Patrology by 
The Westminster Handbook to Patristic Theology by 
The Fathers of the Church: from Clement of Rome to Augustine of Hippo by 
The Oxford Dictionary of the Christian Church by 
Encyclopedia of the Early Church by 
The early Christian world by 
Dictionary of Early Christian Literature by 
The Teachings of the Church Fathers by 
The Faith of the Early Fathers: a source-book of theological and historical passages by 
The Ante-Nicene Fathers: Translations of the Writings of the Fathers down to A.D. 325
The Fathers of the Church: an introduction to the first Christian teachers by 
The Fathers of the Church: a comprehensive introduction by 
