Karcher, E. (1988). Otto Dix: 1891-1969, his life and works. Taschen.
Cita Chicago Style (17a ed.)Karcher, Eva. Otto Dix: 1891-1969, His Life and Works. Köln: Taschen, 1988.
Cita MLA (8a ed.)Karcher, Eva. Otto Dix: 1891-1969, His Life and Works. Taschen, 1988.
Precaución: Estas citas no son 100% exactas.