Columbia subject headings:
Mensheviks--Russia (Federation)--Saint Petersburg.
Socialism--Russia (Federation)--Saint Petersburg--History.
Socialists--Russia (Federation)--Saint Petersburg.
Harvard subject headings:
Mensheviks--Russia (Federation)--Saint Petersburg.
Socialism--Russia (Federation)--Saint Petersburg--History.
Socialists--Russia (Federation)--Saint Petersburg.
Princeton subject headings:
Mensheviks--Russia (Federation)--Saint Petersburg.
Socialism--Russia (Federation)--Saint Petersburg--History.
Socialists--Russia (Federation)--Saint Petersburg.