APA (7th ed.) Citation

Klauer, K. J. Mein Rechenbuch. Schwann.

Chicago Style (17th ed.) Citation

Klauer, Karl Josef. Mein Rechenbuch. Düsseldorf: Schwann.

MLA (9th ed.) Citation

Klauer, Karl Josef. Mein Rechenbuch. Schwann.

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