Wittmer, D. S., Petersen, S. H., & Puckett, M. B. (2013). The young child: Development from prebirth through age eight (Sixth edition.). Pearson.
Citazione stile Chigago Style (17a edizione)Wittmer, Donna Sasse, Sandra H. Petersen, e Margaret B. Puckett. The Young Child: Development from Prebirth Through Age Eight. Sixth edition. Boston: Pearson, 2013.
Citatione MLA (9a ed.)Wittmer, Donna Sasse, et al. The Young Child: Development from Prebirth Through Age Eight. Sixth edition. Pearson, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.