Columbia subject headings:
Ukraine, Western--History--20th century--Sources.
Ukraine--History--1921-1944--Sources.
Ukraine--History--Autonomy and independence movements--Sources.
Ukraïnsʹka povstansʹka armii︠a︡--History--Sources.
World War, 1939-1945--Ukraine, Western--Sources.
Harvard subject headings:
Ukraine--History--German occupation, 1941-1944.
Ukraïnsʹka povstansʹka armii︠a︡--History.
Volhynia (Ukraine)--History--20th century.
World War, 1939-1945--Underground movements--Ukraine--Volhynia.
Princeton subject headings:
Ukraine--History--German occupation, 1941-1944.
Ukraïnsʹka povstansʹka armii︠a︡--History.
Volhynia (Ukraine)--History--20th century.
World War, 1939-1945--Underground movements--Ukraine--Volhynia.