Wortham, S. C. (2006). Early childhood curriculum: Developmental bases for learning and teaching (4th ed.). Pearson/Merrill Prentice Hall.
Chicago-Zitierstil (17. Ausg.)Wortham, Sue Clark. Early Childhood Curriculum: Developmental Bases for Learning and Teaching. 4th ed. Upper Saddler River, N.J: Pearson/Merrill Prentice Hall, 2006.
MLA-Zitierstil (9. Ausg.)Wortham, Sue Clark. Early Childhood Curriculum: Developmental Bases for Learning and Teaching. 4th ed. Pearson/Merrill Prentice Hall, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.