| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Tridimension cosmica Otomi/ Cosmic Three Dimensional Otomi: Aportes Al Conocimiento De Su Cultura/ Contributions to the Knowledge of Their Culture | 978-97O-722-675-3 (97O-722-675-7) | 2007 |
L.P. · L. Perez · Luis Perez