Columbia subject headings:
Europe--History--Outlines, syllabi, etc.
Europe--History--Study and teaching.
World War, 1914-1918.
Harvard subject headings:
East Asia--History--Outlines, syllabi, etc.
East Asia--History--Study and teaching.
Europe--History--Outlines, syllabi, etc.
Europe--History--Study and teaching.
Philippines--Study and teaching--United States.
World War, 1914-1918
World War, 1914-1918--Study and teaching.
Princeton subject headings: