Citazione Stile APA (7a Edizione)

Aston, D. H., & Lewis, E. B. (2004). When you were born. Candlewick Press.

Citazione stile Chigago Style (17a edizione)

Aston, Dianna Hutts, e Earl B. Lewis. When You Were Born. Cambridge, Mass: Candlewick Press, 2004.

Citatione MLA (9a ed.)

Aston, Dianna Hutts, e Earl B. Lewis. When You Were Born. Candlewick Press, 2004.