Columbia subject headings:
Harvard subject headings:
Historians--Ukraine--Biography
Kostomarov, N. I. (Nikolaĭ Ivanovich), 1817-1885
Russia--Kings and rulers.
Soviet Union, Southern--History.
Princeton subject headings:
Historians--Ukraine--History--19th century--Biography.
Kostomarov, N. I. (Nikolaĭ Ivanovich), 1817-1885.
Ukraine--History.