Chto takoe professionalʹnyĭ soi͡uz?
By: A. Chekin (V. I͡Arot͡skiĭ).
Publisher: Knigoizdatelʹskoe t-vo pri Kurskom gubkome RKP(b)
Published: 1924
Place of publication: [Kursk?]
Language: rus
Number of pages: 56