Columbia subject headings:
Akhmatova, Anna Andreevna, 1889-1966--Criticism and interpretation.
Mayakovsky, Vladimir, 1893-1930--Criticism and interpretation.
Russian literature--19th century--History and criticism.
Harvard subject headings:
Akhmatova, Anna Andreevna, 1889-1966--Criticism and interpretation.
Mayakovsky, Vladimir, 1893-1930--Criticism and interpretation.
Russian literature--19th century--History and criticism
Princeton subject headings:
Russian literature--History and criticism.