Columbia subject headings:
Harvard subject headings:
Akhmatova, Anna Andreevna, 1889-1966--Criticism and interpretation.
Gumilev, N. (Nikolaĭ), 1886-1921--Criticism and interpretation.
Russian poetry--20th century--History and criticism
Princeton subject headings:
Akhmatova, Anna Andreevna, 1889-1966--Criticism and interpretation.
Gumilev, N. (Nikolaĭ), 1886-1921--Criticism and interpretation.
Russian poetry--20th century--History and criticism.