Slade, A., & Wolf, D. P. (1994). Children at play: Clinical and developmental approaches to meaning and representation. Oxford University Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Slade, Arietta, και Dennie Palmer Wolf. Children at Play: Clinical and Developmental Approaches to Meaning and Representation. New York: Oxford University Press, 1994.
Παραπομπή σε μορφή MLA (9th εκδ.)Slade, Arietta, και Dennie Palmer Wolf. Children at Play: Clinical and Developmental Approaches to Meaning and Representation. Oxford University Press, 1994.
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