-- Dr. Hahn’s Books: 
Catholic for a Reason I

-- Dr. Hahn's Audio: 
St. Joseph Communications carries an extensive list of Dr. Hahn's audio talks and more! 
Visit their website by clicking here

-- Additional Resources: 
ArticlesChurch Fathers on PurgatoryPurgatory in the BiblePurgatory, Holy Fire,Purgatory: The Stepping Stone To Heaven
BooksAfter This Life: What Catholics Believe About What Happens Next by Benedict J. Groeschel