Columbia subject headings:
Book industries and trade--Soviet Union--Biography.
Publishers and publishing--Soviet Union--Biography.
Sabashnikov, M. V. (Mikhail Vasilʹevich), 1871-1943--Correspondence.
Harvard subject headings:
Publishers and publishing--Russia (Federation)--Moscow--Biography.
Sabashnikov, M. V. (Mikhail Vasilʹevich), 1871-1943.
Sabashnikov, S. V. (Sergeĭ Vasilʹevich), 1873-1909.
Princeton subject headings: