Cita APA (7th ed.)

Beer, I. (1984). DDR - Zeittafel. Dietz.

Cita Chicago (17th ed.)

Beer, Ingrid. DDR - Zeittafel. Berlin: Dietz, 1984.

Cita MLA (8th ed.)

Beer, Ingrid. DDR - Zeittafel. Dietz, 1984.