Columbia subject headings:
Grekov, Mikhail, 1847-1922.
Gruĭchev, Stoi͡an, 1832-1878.
Kŭrgov, Gencho, approximately 1789-1883.
Revolutionaries--Bulgaria--Biography.
Harvard subject headings:
Grekov, Mikhail Georgiev, 1847-1922.
Grekov, Mikhail, 1847-1922.
Gruĭchev, Stoi͡an, 1832-1878.
Kŭrgov, Gencho, approximately 1789-1883.
Revolutionaries--Bulgaria--Biography
Princeton subject headings:
Grekov, Mikhail, 1847-1922.
Gruĭchev, Stoi︠a︡n, 1832-1878.
Kŭrgov, Gencho, ca. 1789-1883.
Revolutionaries--Bulgaria.--Autobiography.