Cita APA (7a ed.)

Hoffmann, R. (2009). Diercke - Geography (For bilingual classes.). Westermann.

Cita Chicago Style (17a ed.)

Hoffmann, Reinhard. Diercke - Geography. For bilingual classes. Braunschweig: Westermann, 2009.

Cita MLA (9a ed.)

Hoffmann, Reinhard. Diercke - Geography. For bilingual classes. Westermann, 2009.