Columbia subject headings:
Communism--Ukraine--Z︠H︡ytomyrsʹka oblastʹ--History--Sources.
Z︠H︡ytomyrsʹka oblastʹ (Ukraine)--Economic conditions--Sources.
Harvard subject headings:
Communism--Ukraine--Z︠H︡ytomyrsʹka oblastʹ--History--Sources.
Z︠H︡ytomyrsʹka oblastʹ (Ukraine)--Economic conditions--Sources.
Princeton subject headings: