A broad multivolume encyclopedia providing a post-Vatican II perspective of significant controversies and figures in church history. Supplements may update articles in the main encyclopedia or provide additional articles on historical topics.

The Oxford Dictionary of the Christian Church covers all aspects of the Christian church, such as theology, churches and enominations, patristic scholarship, the Bible; the church calendar and its organization; popes; archbishops; saints; and mystics. ecumenical advances and mergers, and, where possible, statistics.

A helpful introductory dictionary for theological research.

The Encyclopedia of Christianity is a five-volume English translation of the third revised edition of Evangelisches Kirchenlexikon.