Walter Benjamin, Marcus Paul Bullock, Michael William Jennings, Howard Eiland, Gary Smith (2002). “Selected Writings: 1935-1938”, p.149, Harvard University Press
Walter Benjamin, Marcus Paul Bullock, Michael William Jennings, Howard Eiland, Gary Smith (1999). “Gesammelte Schriften”, p.486, Harvard University Press
Walter Benjamin, Marcus Paul Bullock, Michael William Jennings, Howard Eiland, Gary Smith (2002). “Selected Writings: 1935-1938”, p.149, Harvard University Press