Peyre, H. (1980). What is symbolism? University of Alabama Press.
Lua i Stíl Chicago (17ú heag.)Peyre, Henri. What Is Symbolism? University: University of Alabama Press, 1980.
Lua MLA (9ú heag.)Peyre, Henri. What Is Symbolism? University of Alabama Press, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.