Columbia subject headings:
Harvard subject headings:
Crete (Greece)--History--Occupation, 1941-1945.
Guerrillas--New Zealand--Biography.
Perkins, Dudley Churchill, -1944.
World War, 1939-1945--Underground movements--Greece--Crete.
Princeton subject headings:
Intelligence officers--New Zealand--Biography.
Perkins, Dudley Churchill, -1944.
World War, 1939-1945--Military intelligence--Great Britain.
World War, 1939-1945--Underground movements--Greece.