(2002). YC young children. National Association for the Education of Young Children.
Citazione stile Chigago Style (17a edizione)YC Young Children. Washington, D.C.: National Association for the Education of Young Children, 2002.
Citatione MLA (9a ed.)YC Young Children. National Association for the Education of Young Children, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.