Columbia subject headings:
Bulgaria--Politics and government--1878-1944.
Bŭlgarski zemedelski naroden sŭi͡uz.
Stamboliĭski, Aleksandŭr, 1879-1923--Political and social views.
Harvard subject headings:
Bulgaria--Politics and government--1878-1944.
Bŭlgarski zemedelski naroden sŭi︠u︡z.
Stamboliĭski, Aleksandŭr, 1879-1923--Political and social views.
Princeton subject headings: