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Labor and society in tsarist Russia : the factory workers of St. Petersburg, 1855 - 1870
Zelnik, Reginald E., (1971)
Ėkonomičeskie i social̉nye faktory vosproizvodstva v uslovijach razvitogo socializma
Raju, O., (1981)
The Soviet worker : labor and government in Soviet society
Brodersen, Arvid, (1966)