Columbia subject headings:
Harvard subject headings:
Potsdam Conference (1945 : Potsdam, Germany)
Teheran Conference (1943 : Tehran, Iran)
Yalta Conference (1945 : I͡Alta, Ukraine)
Princeton subject headings:
Potsdam Conference (1945 : Potsdam, Germany)
Teheran Conference (1943 : Tehran, Iran)
Yalta Conference (1945 : I︠A︡lta, Ukraine)