National Research Council (U.S.). Division of Behavioral and Social Sciences and Education & ebrary, Inc. (2001). Early childhood development and learning: New knowledge for policy. National Academy Press.
Chicago-Zitierstil (17. Ausg.)National Research Council (U.S.). Division of Behavioral and Social Sciences and Education und Inc ebrary. Early Childhood Development and Learning: New Knowledge for Policy. Washington, DC: National Academy Press, 2001.
MLA-Zitierstil (9. Ausg.)National Research Council (U.S.). Division of Behavioral and Social Sciences and Education und Inc ebrary. Early Childhood Development and Learning: New Knowledge for Policy. National Academy Press, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.