| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1969 | 978-0-902111-00-4 | F. Lacueva | From Darkness to Light |
| 1971 | 978-0-902111-01-1 | J Bredin | Was Peter the first Pope?: A new look at an ancient dogma |
| 2006 | 978-0-902111-02-8 | Peter Slomski | Roman Catholicism: The Testimony of History and Scripture |