APA (7th ed.) Citation

Knerr, R. (1989). Knaurs Buch der Mathematik. Droemer Knaur.

Chicago Style (17th ed.) Citation

Knerr, Richard. Knaurs Buch Der Mathematik. München: Droemer Knaur, 1989.

MLA (9th ed.) Citation

Knerr, Richard. Knaurs Buch Der Mathematik. Droemer Knaur, 1989.

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