Columbia subject headings:
Kat͡senelinboĭgen, Aron--Interviews.
Russians--United States--Interviews.
Soviet Union--Economic conditions.
Soviet Union--Politics and government.
Harvard subject headings:
Kat︠s︡enelinboĭgen, Aron--Interviews.
Russians--United States--Interviews.
Soviet Union--Economic conditions.
Soviet Union--Politics and government.
Princeton subject headings:
Communism--Soviet Union.
Kat︠s︡enelinboĭgen, Aron--Interviews.
Russians--United States--Interviews.
Soviet Union--Economic conditions.
Soviet Union--Politics and government.