. . "1900 - 1999" . . "Poésie américaine." . . . . . . . "Collected poems : 1917-1952" . . . . . . . . . . . "Collected Poems 1917-1952" . . . . "Collected poems, 1917-1952"@en . "Collected poems, 1917-1952" . . . . "Collected poems 1917-1952"@en . . "Collected poems 1917-1952" . . . . . . . . "American poetry 20th century." . . "American poetry." . .