APA (7th ed.) Citation

Grimm, B., & Grimm, J. (1985). Sachrechnen. Vogel.

Chicago Style (17th ed.) Citation

Grimm, Brigitte, and Jürgen Grimm. Sachrechnen. Braunschweig: Vogel, 1985.

MLA (9th ed.) Citation

Grimm, Brigitte, and Jürgen Grimm. Sachrechnen. Vogel, 1985.

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