Columbia subject headings:
Canada--History--1914-1945.
Internment camps--Canada.
Nazi concentration camps--Canada.
Noncitizen detention centers--Canada.
World War, 1914-1918--Concentration camps--Canada.
Harvard subject headings:
Noncitizens--Canada--History--20th century.
Ukrainians--Canada--History--20th century.
World War, 1914-1918--Concentration camps--Canada.
World War, 1914-1918--Conscript labor--Canada.
World War, 1914-1918--Evacuation of civilians--Canada
Princeton subject headings:
Noncitizens--Canada--History--20th century.
World War, 1914-1918--Concentration camps--Canada.
World War, 1914-1918--Evacuation of civilians--Canada.