Koch, E. (1970). Erich Koch.
Cita Chicago (17th ed.)Koch, Erich. Erich Koch. München, 1970.
Cita MLA (8th ed.)Koch, Erich. Erich Koch. 1970.
Atenció: Aquestes cites poden no estar 100% correctes.
Koch, E. (1970). Erich Koch.
Cita Chicago (17th ed.)Koch, Erich. Erich Koch. München, 1970.
Cita MLA (8th ed.)Koch, Erich. Erich Koch. 1970.