Schermair, Anselmo. 1949. Gramática de la Lengua Sirionó. La Paz, Bolivia: s.n.
@book{Schermair-1949, address = {La Paz, Bolivia}, author = {Schermair, Anselmo}, publisher = {s.n.}, title = {Gramática de la Lengua Sirionó}, year = {1949}, iso_code = {srq}, olac_field = {general_linguistics; syntax; typology; semantics; morphology}, wals_code = {srn} }