Columbia subject headings:
Education--Soviet Union--Periodicals.
Professional education--Soviet Union--Periodicals.
Teaching--Periodicals.
Teaching--Soviet Union--Periodicals.
Vocational education--Soviet Union--Periodicals.
Harvard subject headings:
Professional education--Soviet Union--Periodicals.
Teaching--Periodicals
Vocational education--Soviet Union--Periodicals.
Princeton subject headings:
Education, Higher--Soviet Union--Periodicals.
Professional education--Soviet Union--Periodicals.
Vocational education--Soviet Union--Periodicals.