The Augustinian Correspondence Database, Version 3, (ACDb 3) contains all intertextual references noted in the editions of Alois Goldbacher, Klaus-Detlef Daur, and Johannes Divjak. In different sheets you find frequency of references sorted by content and scale of identifiability, a list of all references mentioned by Goldbacher, Daur, and Divjak, graphs and data analysing the distribution of references within a letter, a list of all indications of sources Augustine uses, statistics of all indications of source and terms of illocution Augustine uses, all repeated references within a letter, rankings among the correspondence of Augustine concerning total number of words and references, frequency and distribution of repeated references within a letter, and total number of sources which are also sorted by marking level, a list of all references added or omitted by Daur, a list of all abbreviations used in the database, and a list of all literature and tools used in creating the database.