Sibirevation.Lecture of lectures on Sibirevs, read at cooperative courses in Harbin, in May-June 1920 / I. I. Serebrennikov

Sibirevation.Sibrine of lectures on Sibirevision, read at cooperative courses in Harbin, in May-June 1920 / I. I. Serebrennikov / Serebrennikov I.I.- Tipogr."Light", 1920. -.Electronic copy source: Transbaikal Kunb