The level of literacy of the adult population of the Orenburg region according to the materials of the first Soviet census - PDF (Russian)

Copyright (c) 2017 Petrich L.V., Lyubichankovskiy S.V.

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 International License.

This website uses cookies

You consent to our cookies if you continue to use our website.

About Cookies