Columbia subject headings:
Belfast (Northern Ireland)--Social life and customs.
Boyd, John, 1912-2002.
Dramatists, Irish--20th century--Biography.
Harvard subject headings:
Belfast (Northern Ireland)--Social life and customs.
Boyd, John, 1912-2002--Biography.
Dramatists, Irish--20th century--Biography.
Princeton subject headings:
Belfast (Northern Ireland)--Social life and customs.
Boyd, John, 1912-2002--Biography.
Dramatists, Irish--20th century--Biography.