Columbia subject headings:
Harvard subject headings:
Education--Research--Soviet Union--Philosophy--Case studies.
Education--Research--United States--Philosophy--Case studies.
Education--Social aspects--Soviet Union--Case studies.
Education--Social aspects--United States--Case studies.
Princeton subject headings:
Education--Research--Soviet Union--Philosophy--Case studies.
Education--Research--United States--Philosophy--Case studies.
Education--Social aspects--Soviet Union--Case studies.
Education--Social aspects--United States--Case studies.