APA (7th ed.) Citation

Herde, D., & Rohr, M. (1993). Business German. Made Simple Books.

Chicago Style (17th ed.) Citation

Herde, Dieter, and Martina Rohr. Business German. Made Simple Books, 1993.

MLA (8th ed.) Citation

Herde, Dieter, and Martina Rohr. Business German. Made Simple Books, 1993.

Warning: These citations may not always be 100% accurate.