Columbia subject headings:
Harvard subject headings:
Education, Humanistic--Great Britain--History--20th century.
Education, Humanistic--United States--History--20th century.
Professional education--Great Britain--History--20th century.
Professional education--United States--History--20th century.
Vocational education--Great Britain--History--20th century.
Vocational education--United States--History--20th century.
Princeton subject headings:
Education, Humanistic--Great Britain--History--20th century.
Education, Humanistic--United States--History--20th century.
Professional education--Great Britain--History--20th century.
Professional education--United States--History--20th century.
Vocational education--Great Britain--History--20th century.
Vocational education--United States--History--20th century.