Citazione Stile APA (7a Edizione)

Morpurgo, M., & Foreman, M. (2011). An elephant in the garden. HarperCollins Chidlren's Books.

Citazione stile Chigago Style (17a edizione)

Morpurgo, Michael, e Michael Foreman. An Elephant in the Garden. London: HarperCollins Chidlren's Books, 2011.

Citatione MLA (9a ed.)

Morpurgo, Michael, e Michael Foreman. An Elephant in the Garden. HarperCollins Chidlren's Books, 2011.