Columbia subject headings:
Bulgaria--Emigration and immigration.
Bulgaria--Ethnic relations.
Forced migration--Bulgaria--History--20th century--Pictorial works.
Immigrants--Turkey--History--20th century--Pictorial works.
Turkey--Emigration and immigration.
Turks--Government policy--Bulgaria--History.
Turks--Government policy--Bulgaria.
Turks--Relocation--Bulgaria--Pictorial works.
Harvard subject headings:
Bulgaria--Emigration and immigration.
Bulgaria--Ethnic relations.
Forced migration--Bulgaria--History--20th century--Pictorial works.
Immigrants--Turkey--History--20th century--Pictorial works.
Turkey--Emigration and immigration.
Turks--Bulgaria--Relocation--Pictorial works.
Turks--Government policy--Bulgaria--History.
Turks--Government policy--Bulgaria.
Princeton subject headings:
Bulgaria--Emigration and immigration.
Bulgaria--Ethnic relations.
Forced migration--Bulgaria--History--20th century--Pictorial works.
Immigrants--Turkey--History--20th century--Pictorial works.
Turkey--Emigration and immigration.
Turks--Bulgaria--Relocation--Pictorial works.
Turks--Government policy--Bulgaria--History.
Turks--Government policy--Bulgaria.