- Author: de Resurrección María de Azkue
- Language: Basque
- Year: 1969
- Author: Pedro Axular
- Language: Basque
- Year: 1988
- Author: Satur Peña Puente
- Language: Basque
- Author: Javier Duoandikoetxea
- Language: Basque
- Year: 1982
- Author: Mikel Morris
- Language: Basque, English
- Year: 2010
- Author: Nerea Areta Azpiri
- Language: Basque
- Year: 2003
- Author: Antxon Narbaiza Azkue
- Language: Basque
- Author: Wim Jansen
- Language: English, Basque
- Year: 2007