APA Citatie

Von, B., & Bülow, M. (2007). How kindergarten came to America: Friedrich Froebel's radical vision of early childhood education. New York: The new press.

Chicago Style citaat

Von, Bertha, en Marenholtz Bülow. How Kindergarten Came to America: Friedrich Froebel's Radical Vision of Early Childhood Education. New York: The new press, 2007.

MLA citatie

Von, Bertha, en Marenholtz Bülow. How Kindergarten Came to America: Friedrich Froebel's Radical Vision of Early Childhood Education. New York: The new press, 2007.