Tohutoro APA (7th ed.)
Gesell, A. (1948). Studies in child development. Greenwood Press.
Tohutoru Kātū Chicago (17th ed.)
Gesell, Arnold. Studies in Child Development. Westport, Conn.: Greenwood Press, 1948.
Tohutoro MLA (9th ed.)
Gesell, Arnold. Studies in Child Development. Greenwood Press, 1948.
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