| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Codigo Penal para el Estado de Tamaulipas/ Penal Code for the State of Tamaulipas | 978-970-701-696-5 (970-701-696-5) | 2006 |
| El Filosofo De Guemez | 978-970-94195-6-6 (970-94195-6-0) | 2005 |
| FILOSOFO DE GUEMEZ, EL | 978-970-93328-5-8 (970-93328-5-6) | 2007 |
(D-R) · R.D. · R.R. · R. Ruiz · Ramon Ruiz
AUTOR EDITOR (ME) · MILESTONE EDITIONS · Miguel Angel Porrua