Krogh, S., & Slentz, K. (2011). Early childhood education: Yesterday, today, and tomorrow (2nd ed.). Routledge.
Citazione stile Chigago Style (17a edizione)Krogh, Suzanne, e Kristine Slentz. Early Childhood Education: Yesterday, Today, and Tomorrow. 2nd ed. New York: Routledge, 2011.
Citatione MLA (9a ed.)Krogh, Suzanne, e Kristine Slentz. Early Childhood Education: Yesterday, Today, and Tomorrow. 2nd ed. Routledge, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.