Heerwart, E. (1897). Froebel's theory & practice: Containing Froebel's four chief principles of education and an explanation of the Kindergarten gifts and occupations. Charles & Dible.
Chicago-Zitierstil (17. Ausg.)Heerwart, Eleonore. Froebel's Theory & Practice: Containing Froebel's Four Chief Principles of Education and an Explanation of the Kindergarten Gifts and Occupations. London u.a: Charles & Dible, 1897.
MLA-Zitierstil (9. Ausg.)Heerwart, Eleonore. Froebel's Theory & Practice: Containing Froebel's Four Chief Principles of Education and an Explanation of the Kindergarten Gifts and Occupations. Charles & Dible, 1897.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.