Burkhard, A. (1936). Matthias Grünewald: Personality and Accomplishment / by Arthur Burkhard. Harvard Univ. Press.
Chicago-referens (17:e uppl.)Burkhard, Arthur. Matthias Grünewald: Personality and Accomplishment / by Arthur Burkhard. Cambridge [u.a.]: Harvard Univ. Press, 1936.
MLA-referens (8:e uppl.)Burkhard, Arthur. Matthias Grünewald: Personality and Accomplishment / by Arthur Burkhard. Harvard Univ. Press, 1936.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.