A Brief Introduction to the Science of Language / DN Ushakov, Professor, Moscow University. - Edition of the 7th. - Moscow: publishing house "Worker of Education", 1925. - 146 p. : ill. - Bibliography: "Benefits" (pp. 139 - 140)
1. Russian language (collection). 2. Linguistics - Textbooks for higher educational institutions.
Electronic copy source: PB Location on the original: ГПИБ