APA引文

Voelkel, J. R. (1999). Johannes Kepler and the new astronomy. Oxford University Press.

Chicago Style (17th ed.) Citation

Voelkel, James R. Johannes Kepler and the New Astronomy. New York: Oxford University Press, 1999.

MLA引文

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

警告：這些引文格式不一定是100％准確.