Koch, E. (1980). Erich Koch. Hösl-Druck.
Cita Chicago (17th ed.)Koch, Erich. Erich Koch. München: Hösl-Druck, 1980.
Cita MLA (8th ed.)Koch, Erich. Erich Koch. Hösl-Druck, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.
Koch, E. (1980). Erich Koch. Hösl-Druck.
Cita Chicago (17th ed.)Koch, Erich. Erich Koch. München: Hösl-Druck, 1980.
Cita MLA (8th ed.)Koch, Erich. Erich Koch. Hösl-Druck, 1980.