- Author: Domingo Bravo
- Language: Quechua, Spanish
- Year: 1989
- Author: Montaño Aragón Mario
- Language: Spanish
- Year: 1979
- Author: Grimm Juan María
- Language: Quechua, Spanish
- Year: 1897
- Author: Xavier Albó SJ
- Language: Quechua, Spanish
- Year: 1960
- Author: Emeterio Villamil de Rada (aut.), Mauricio Souza (ed.)
- Language: Spanish
- Year: 2016
Typological and social constraints on language contact. Amerindian languages in contact with Spanish
pdf
- Author: Gómez Rendón Jorge
- Language: English
- Year: 2008