Cita APA (7a ed.)

Dreymüller, B., & Hoffmann, R. (2009). Diercke - Geography (For bilingual classes, Druck A.). Westermann.

Cita Chicago Style (17a ed.)

Dreymüller, Brigitte, y Reinhard Hoffmann. Diercke - Geography. For bilingual classes, Druck A. Braunschweig: Westermann, 2009.

Cita MLA (9a ed.)

Dreymüller, Brigitte, y Reinhard Hoffmann. Diercke - Geography. For bilingual classes, Druck A. Westermann, 2009.