APA (7th ed.) Citation

Franck, S., Ziegler, H., & Lehmann, W. (1909). Paradoxa. Diederichs.

Chicago Style (17th ed.) Citation

Franck, Sebastian, Heinrich Ziegler, and W. Lehmann. Paradoxa. Jena: Diederichs, 1909.

MLA (8th ed.) Citation

Franck, Sebastian, et al. Paradoxa. Diederichs, 1909.

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