Oertel Sjögren, C. (1972). The Marble Statue as Idea: Collected Essays on Adalbert Stifter's "Der Nachsommer". University of North Carolina Press.
Chicago Style (17th ed.) ZitazioaOertel Sjögren, Christine. The Marble Statue as Idea: Collected Essays on Adalbert Stifter's "Der Nachsommer". Chapel Hill: University of North Carolina Press, 1972.
MLA (9th ed.) ZitazioaOertel Sjögren, Christine. The Marble Statue as Idea: Collected Essays on Adalbert Stifter's "Der Nachsommer". University of North Carolina Press, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.