Columbia subject headings:
Poland--Armed Forces--History--World War, 1939-1945.
Poland--Foreign relations--1918-1945.
Poland--Foreign relations--Soviet Union.
Poland. Polskie Siły Zbrojne--History.
Sikorski, Władysław, 1881-1943.
Soviet Union--Foreign relations--Poland.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Poland.
Harvard subject headings:
Poland--Armed Forces--History--World War, 1939-1945
Poland--Foreign relations--1918-1945
Poland--Foreign relations--Soviet Union
Poland. Polskie Siły Zbrojne--History.
Sikorski, Władysław, 1881-1943.
Soviet Union--Foreign relations--Poland.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Poland.
Princeton subject headings:
Poland--Armed Forces--History--World War, 1939-1945.
Poland--Foreign relations--1918-1945.
Poland--Foreign relations--Soviet Union.
Poland. Polskie Siły Zbrojne--History.
Sikorski, Władysław, 1881-1943.
Soviet Union--Foreign relations--Poland.
World War, 1939-1945--Diplomatic history.
World War, 1939-1945--Poland.