Columbia subject headings:
Depressions--1929--New Zealand.
New Zealand--Economic conditions--1918-1945.
New Zealand--History--1918-1945.
New Zealand--Social conditions--20th century.
Harvard subject headings:
Depressions--1929--New Zealand.
New Zealand--Economic conditions--1918-1945.
New Zealand--History--1918-1945.
New Zealand--Social conditions.
Princeton subject headings:
Depressions--1929--New Zealand.
New Zealand--Economic conditions--1918-1945.
New Zealand--History--1918-1945.
New Zealand--Social conditions.