Columbia subject headings:
Harvard subject headings:
Botev, Khristo, 1848-1876--Criticism and interpretation.
Bulgaria--History
Bulgarian literature--19th century--History and criticism.
Bulgarian literature--20th century--History and criticism
Levski, Vasil Ivanov, 1837-1873--Criticism and interpretation.
Vazov, Ivan Minchov, 1850-1921--Criticism and interpretation.
Princeton subject headings:
Botev, Khristo, 1848-1876--Criticism and interpretation.
Bulgaria--History.
Bulgarian literature--19th century--History and criticism.
Bulgarian literature--20th century--History and criticism.
Levski, Vasil, 1837-1873--Criticism and interpretation.
Vazov, Ivan Minchov, 1850-1921--Criticism and interpretation.