Columbia subject headings:
Harvard subject headings:
Blok, Aleksandr Aleksandrovich, 1880-1921--Criticism and interpretation.
Bunin, Ivan Alekseevich, 1870-1953--Criticism and interpretation.
Mayakovsky, Vladimir, 1893-1930--Criticism and interpretation.
Russian poetry--20th century--History and criticism
Princeton subject headings:
Blok, Aleksandr Aleksandrovich, 1880-1921--Criticism and interpretation.
Bunin, Ivan Alekseevich, 1870-1953--Criticism and interpretation.
Mayakovsky, Vladimir, 1893-1930--Criticism and interpretation.
Russian poetry--20th century--History and criticism.