Ewert, A. An Instance of Cyclical Recurrence in French Literary History: Alfred Ewert. Literary history and literary criticism : acta of the Ninth Congress. held at New York University, Aug. 25 to 31, 1963.(1966).

Ewert, Alfred. "An Instance of Cyclical Recurrence in French Literary History: Alfred Ewert." Literary History and Literary Criticism : Acta of the Ninth Congress. Held at New York University, Aug. 25 to 31, 1963.(1966) .

Ewert, Alfred. "An Instance of Cyclical Recurrence in French Literary History: Alfred Ewert." Literary History and Literary Criticism : Acta of the Ninth Congress. Held at New York University, Aug. 25 to 31, 1963.(1966), .