Cita APA (7th ed.)

(1990). Berlin Document: Divided from 1945 until the 3rd of October 1990 [Elektron. Medium].

Cita Chicago (17th ed.)

Berlin Document: Divided from 1945 Until the 3rd of October 1990 [Elektron. Medium]. Berlin, 1990.

Cita MLA (8th ed.)

Berlin Document: Divided from 1945 Until the 3rd of October 1990 [Elektron. Medium]. 1990.