Cita APA (7a ed.)

Ribbe, W. (1987). Geschichte Berlins. C. H. Beck.

Cita Chicago Style (17a ed.)

Ribbe, Wolfgang. Geschichte Berlins. München: C. H. Beck, 1987.

Cita MLA (8a ed.)

Ribbe, Wolfgang. Geschichte Berlins. C. H. Beck, 1987.