Columbia subject headings:
Bakshev, Petŭr Bogdan, 1601-1674.
Catholic Church--Bulgaria--Bishops--Biography.
Historians--Bulgaria--Biography.
Politicians--Bulgaria--Biography.
Harvard subject headings:
Bakshev, Petŭr Bogdan, 1601-1674
Catholic Church--Bulgaria--Bishops--Biography.
Historians--Bulgaria--Biography
Politicians--Bulgaria--Biography
Princeton subject headings: