Cita APA (7a ed.)

Levasseur-Regourd,Anny Chantal, & Davis, D. (1989). Our sun and the inner planets. Facts on File.

Cita Chicago Style (17a ed.)

Levasseur-Regourd,Anny Chantal, y Don Davis. Our Sun and the Inner Planets. New York: Facts on File, 1989.

Cita MLA (9a ed.)

Levasseur-Regourd,Anny Chantal, y Don Davis. Our Sun and the Inner Planets. Facts on File, 1989.