- Author: Rubén Lisker
- Language: Spanish, Castilian
- Year: 2013
- Author: Rubén Lisker Patricia Grether González Alejandro Zentella Dehesa
- Language: Spanish
- Year: 2013
- Author: Rubén Lisker, Alejandro Zentella Dehesa, Patricia Grether González
- Language: Spanish
- Year: 2013