Cita APA (7a ed.)

Festou, M. C. (2005). Comets II. The University of Arizona Press.

Cita Chicago Style (17a ed.)

Festou, Michel C. Comets II. Tucson: The University of Arizona Press, 2005.

Cita MLA (8a ed.)

Festou, Michel C. Comets II. The University of Arizona Press, 2005.