Columbia subject headings:
Indonesia--History--Revolution, 1945-1949--Social aspects.
Surabaya (Indonesia)--History.
Surabaya (Indonesia)--Social conditions.
Harvard subject headings:
Indonesia--History--Revolution, 1945-1949--Social aspects.
Surabaya (Indonesia)--History.
Surabaya (Indonesia)--Social conditions.
Princeton subject headings:
Indonesia--History--Revolution, 1945-1949--Social aspects.
Surabaya (Indonesia)--History.
Surabaya (Indonesia)--Social conditions.