Clark, J. G. Impressionist Criticism in France: Its Debt to the Past and Its Value for the Present: John G. Clark. Literary history and literary criticism : acta of the Ninth Congress. held at New York University, Aug. 25 to 31, 1963.(1966).

Clark, John G. "Impressionist Criticism in France: Its Debt to the Past and Its Value for the Present: John G. Clark." Literary History and Literary Criticism : Acta of the Ninth Congress. Held at New York University, Aug. 25 to 31, 1963.(1966) .

Clark, John G. "Impressionist Criticism in France: Its Debt to the Past and Its Value for the Present: John G. Clark." Literary History and Literary Criticism : Acta of the Ninth Congress. Held at New York University, Aug. 25 to 31, 1963.(1966), .