- eBookLiteratureLouis Markos
- eBookLewis AgonistesLouis Markos
- eBookApologetics for the Twenty-First CenturyLouis Markos
- eBookC.S. Lewis For BeginnersLouis Markos
- eBookOn the Shoulders of HobbitsLouis Markos
- eBookHeaven and HellLouis Markos
- eBookReasons for Faith (Foreword by Lee Strobel)Mark Mittelberg
- eBookAtheism on TrialLouis Markos