Cita APA

Brandt, J. C., & Brandt, J. C. (1981). Introduction to comets. Cambridge, Mass.: Cambridge University Press.

Citación estilo Chicago

Brandt, John C., y John C. Brandt. Introduction to Comets. Cambridge, Mass.: Cambridge University Press, 1981.

Cita MLA

Brandt, John C., y John C. Brandt. Introduction to Comets. Cambridge, Mass.: Cambridge University Press, 1981.