Cita APA (7a ed.)

Germany (West). Presse- und Informationsamt & Römer, K. (1979). Facts about Germany: The Federal Republic of Germany. Bertelsmann Lexikon-Verlag.

Cita Chicago Style (17a ed.)

Germany (West). Presse- und Informationsamt y Karl Römer. Facts About Germany: The Federal Republic of Germany. Gütersloh: Bertelsmann Lexikon-Verlag, 1979.

Cita MLA (8a ed.)

Germany (West). Presse- und Informationsamt y Karl Römer. Facts About Germany: The Federal Republic of Germany. Bertelsmann Lexikon-Verlag, 1979.