| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Historia de la literatura española | 978-84-7423-244-8 (84-7423-244-9) | 1986 |
| The Man Who Never Died: The Life and Adventures of St. Peter, the First Pope | 978-1-933184-09-8 (1-933184-09-4) | 2005 |
| The Most Beautiful Thing in the World | 978-1-889733-13-5 (1-889733-13-X) | 2004 |
G.B. · G. Brennan · G. T. · Gerald B. · Gerald Brennan · T. B. · T Brennan
Crítica · Precious Life Ministries, Inc. · Sophia Institute Press