APA (7th ed.) Citation

Bauer, K. (2015). Johannes Kepler between two emperors.

Chicago Style (17th ed.) Citation

Bauer, Katrin. Johannes Kepler Between Two Emperors. 2015.

MLA (9th ed.) Citation

Bauer, Katrin. Johannes Kepler Between Two Emperors. 2015.

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