Northern Illinois University Press · Oxford University Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Dangerous God: Christianity and the Soviet Experiment | 978-0-87580-770-6 (0-87580-770-4) | 2017 |
| The Soul of Doubt: The Religious Roots of Unbelief from Luther to Marx | 978-0-19-984461-6 (0-19-984461-5) | 2015 |