Cita APA (7a ed.)

Reuterstrand, S., Romare, M., & Wik, J. (2012). Ellis is scared of the dark. Sky Pony Press.

Cita Chicago Style (17a ed.)

Reuterstrand, Siri, Monika Romare, y Jenny Wik. Ellis Is Scared of the Dark. New York: Sky Pony Press, 2012.

Cita MLA (8a ed.)

Reuterstrand, Siri, et al. Ellis Is Scared of the Dark. Sky Pony Press, 2012.