Citazione APA

Edwards, P. D., & Kirk, D. (2010). While the world is sleeping. Orchard Books.

Stile di citazione Chicago

Edwards, Pamela Duncan, e Daniel Kirk. While the World Is Sleeping. New York: Orchard Books, 2010.

Citazione MLA

Edwards, Pamela Duncan, e Daniel Kirk. While the World Is Sleeping. Orchard Books, 2010.