APA (7th ed.) Citation

Boving, D., Blume, N., & Hartberg, A. (2006). Germany - your business partner. Bfai.

Chicago Style (17th ed.) Citation

Boving, Dagmar, Nadine Blume, and Alexander Hartberg. Germany - Your Business Partner. Köln: Bfai, 2006.

MLA (9th ed.) Citation

Boving, Dagmar, et al. Germany - Your Business Partner. Bfai, 2006.