Columbia subject headings:
Harvard subject headings:
Murray, Sean--Political and social views.
Murray, Sean.
Politicians--Northern Ireland--Biography
Revolutionaries--Northern Ireland--Biography.
Socialists--Northern Ireland--Biography.
Princeton subject headings:
Murray, Sean--Political and social views.
Murray, Sean.
Politicians--Northern Ireland--Biography.
Revolutionaries--Northern Ireland--Biography.
Socialists--Northern Ireland--Biography.