[Ballon trees and line drawings. Fruit-tree sketches of preschool children].
D000367:Age Factors; D001154:Art; D002657:Child Development; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D011581:Psychological Tests; D012737:Sex Factors; D014197:Trees
Ballonbäumchen und Strichlinge. Obstbaumdarstellungen vorschulpflichtiger Kinder.