Heller, E. The poet in the age of prose: Reflections on Hegel's Aesthetics and Rilke's Duino Elegies / Erich Heller. The turn of the century : German literature and art, 1890 - 1915.(1983).

Heller, Erich. "The Poet in the Age of Prose: Reflections on Hegel's Aesthetics and Rilke's Duino Elegies / Erich Heller." The Turn of the Century : German Literature and Art, 1890 - 1915.(1983) .

Heller, Erich. "The Poet in the Age of Prose: Reflections on Hegel's Aesthetics and Rilke's Duino Elegies / Erich Heller." The Turn of the Century : German Literature and Art, 1890 - 1915.(1983), .