APA (7th ed.) Citation

Voelkel, J. R. (1999). Johannes Kepler and the New Astronomy. Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Voelkel, James R. Johannes Kepler and the New Astronomy. New York [u.a.]: Oxford Univ. Press, 1999.

MLA (9th ed.) Citation

Voelkel, James R. Johannes Kepler and the New Astronomy. Oxford Univ. Press, 1999.

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