Saltarelli, Mario, Miren Azkarate, David Farwell, Jon Ortiz de Urbina & Lourdes Oñederra. 1988. Basque. Croom Helm Descriptive Grammars. London: Croom Helm.
@book{saltarelli1988basque, address = {Croom Helm Descriptive Grammars. London}, author = {Saltarelli, Mario and Miren Azkarate and David Farwell and Jon Ortiz de Urbina and Lourdes Oñederra}, publisher = {Croom Helm}, title = {Basque}, year = {1988} }