Cita APA (7a ed.)
Galilei, G., Reeves, E. A., Van Helden, A., & Scheiner, C. (2010). On sunspots. University of Chicago Press.
Cita Chicago Style (17a ed.)
Galilei, Galileo, Eileen Adair Reeves, Albert Van Helden, y Christoph Scheiner. On Sunspots. Chicago: University of Chicago Press, 2010.
Cita MLA (9a ed.)
Galilei, Galileo, et al. On Sunspots. University of Chicago Press, 2010.
Precaución: Estas citas no son 100% exactas.