Editora y Distribuidora Hispano Americana, S.A. · Selector S.A. De C.V.
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Un mundo feliz | Paperback | 978-970-643-887-4 (970-643-887-4) | 2010 |
| Un mundo feliz | Hardcover | 978-84-350-3340-4 (84-350-3340-6) | 2007 |