Cita APA (7a ed.)

Gingerich, O. (1993). The eye of heaven: Ptolemy, Copernicus, Kepler. American Institute of Physics.

Cita Chicago Style (17a ed.)

Gingerich, Owen. The Eye of Heaven: Ptolemy, Copernicus, Kepler. New York: American Institute of Physics, 1993.

Cita MLA (9a ed.)

Gingerich, Owen. The Eye of Heaven: Ptolemy, Copernicus, Kepler. American Institute of Physics, 1993.