Columbia subject headings:
Labour Party (Great Britain)
Working class--Dictionaries.
Working class--Great Britain.
Harvard subject headings:
Labor movement--Dictionaries.
Labor movement--Great Britain
Labor--Dictionaries.
Labor--Great Britain
Labour Party (Great Britain)
Working class--Dictionaries.
Working class--Great Britain
Princeton subject headings:
Labor movement--Encyclopedias.
Labor movement--Great Britain--Encyclopedias.
Labour Party (Great Britain)
Working class--Encyclopedias.
Working class--Great Britain--Encyclopedias.