S.S.S.R. po raionam
Subtitle: severo-vostochnaya oblast'
By: sostavil M.I. Ivanovskii.
Contributors: Ivanovskii, M. I.
Series: Ekonomicheskaya geografiyaS.S.S.R
Publisher: Gos. izd.
Published: 1926
Place of publication: Moskva
Language: rus