Columbia subject headings:
Agriculture and state--Russia--History--20th century.
Agriculture and state--Soviet Union.
Villages--Russia--History--20th century.
Villages--Soviet Union.
Harvard subject headings:
Agriculture and state--Russia--History--20th century.
Agriculture and state--Soviet Union--History--20th century.
Agriculture and state--Soviet Union.
Agriculture--Economic aspects--Russia--History--20th century.
Agriculture--Economic aspects--Soviet Union--History.
Villages--Russia--History--20th century.
Villages--Soviet Union
Princeton subject headings:
Agriculture and state--Russia--History--20th century.
Agriculture and state--Soviet Union--History--20th century.
Agriculture--Economic aspects--Russia--History--20th century.
Agriculture--Economic aspects--Soviet Union--History.