(1978). Pionierorganisation "Ernst Thälmann".
Cita Chicago (17th ed.)Pionierorganisation "Ernst Thälmann". Neubrandenburg, 1978.
Cita MLA (8th ed.)Pionierorganisation "Ernst Thälmann". 1978.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)