Columbia subject headings:
Lithuania--Foreign relations--Poland.
Poland--Foreign relations--Lithuania.
Harvard subject headings:
Allied Powers (1919- ). Conference of Ambassadors.
Lithuania--Foreign relations--Poland.
Poland--Foreign relations--Lithuania
Vilna (Poland)
Princeton subject headings:
Allied Powers (1919- ). Conference of Ambassadors.
Lithuania--Foreign relations--Poland.
Poland--Foreign relations--Lithuania.
Vilna (Poland)