APA (7th ed.) Zitazioa

ebrary, Inc, & Costello, P. R. (2012). Philosophy in children's literature. Lexington Books.

Chicago Style (17th ed.) Zitazioa

ebrary, Inc, eta Peter R. Costello. Philosophy in Children's Literature. Lanham, Md.: Lexington Books, 2012.

MLA (9th ed.) Zitazioa

ebrary, Inc, eta Peter R. Costello. Philosophy in Children's Literature. Lexington Books, 2012.