Columbia subject headings:
Taufa'ahau Tupou IV, King of Tonga, 1918-2006.
Tonga--History.
Tonga--Kings and rulers--Biography.
Tonga--Politics and government.
Tonga--Social conditions.
Harvard subject headings:
Taufa'ahau Tupou IV, King of Tonga, 1918-
Tonga--History.
Tonga--Kings and rulers--Biography.
Tonga--Politics and government.
Tonga--Social conditions.
Princeton subject headings: