| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Practice Makes Perfect: Advanced Spanish Grammar | 978-O-O7-147268-5 (O-O7-147268-1) | 2008 |
A. E. · A. V. · R. A. · R. A. E · R. Alonso · R. E. · Rogelio Alonso · Rogelio Alonso Vallecillos · Rogelio Vallecillos