(1951). Bitterfelder Kulturkalender.
Cita Chicago (17th ed.)Bitterfelder Kulturkalender. Bitterfeld, 1951.
Cita MLA (8th ed.)Bitterfelder Kulturkalender. 1951.
Atenció: Aquestes cites poden no estar 100% correctes.
(1951). Bitterfelder Kulturkalender.
Cita Chicago (17th ed.)Bitterfelder Kulturkalender. Bitterfeld, 1951.
Cita MLA (8th ed.)Bitterfelder Kulturkalender. 1951.