Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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