. . . . "The personal principle studies in modern poetry"@en . "The Personal Principle. Studies in modern poetry"@en . . . . . . . . . . . . . . . . . . . . . . . . "Criticism, interpretation, etc"@en . "Criticism, interpretation, etc" . . "The personal principle : studies in modern poetry" . "The personal principle : studies in modern poetry"@en . . "The personal principle; studies in modern poetry"@en . "The personal principle; studies in modern poetry" . . "The Personal principle : Studies in modern poetry" . . . . . . . . . . . . . . "The personal principle" . "The Personal principle : studies in modern poetry" . . "The personal principle : Studies in modern poetry" . . . . "The personal principle. Studies in modern poetry" . . . . . . "American poetry." . . "Poésie anglaise 20e siècle Histoire et critique." . . "English poetry History and criticism 20th century." . . "English poetry." . . "1900 - 1999" . . "Poésie américaine 20e siècle Histoire et critique." . . "Poetry." . . "poésie anglaise 20e s. (1ère moitié)" . . "Poezja historia i krytyka." . . "Lyriktheorie." . . "Poésie." . . "American poetry History and criticism 20th century." . .