Editorial Portavoz · Reformed Free Publishing Association
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| "In the beginning God ... " | 978-0-8254-2823-4 (0-8254-2823-8) | 1974 |
| The Doctrine of Scripture | 978-0-916206-38-3 (0-916206-38-6) | 1990 |
| The Voice of Our Fathers | 978-0-8254-2841-8 (0-8254-2841-6) | 1980 |