APA aipamena

Berlin: Presentation of a city. [s.l.]: [s.n.].

Chicago Style aipamena

Berlin: Presentation of a City. [s.l.]: [s.n.].

MLA aipamena

Berlin: Presentation of a City. [s.l.]: [s.n.].

Kontuz: berrikusi erreferentzia hauek erabili aurretik.