Lefrancois, G. R. (1995). Of children: An introduction to child development (8th ed.). Wadsworth.
Tohutoru Kātū Chicago (17th ed.)Lefrancois, Guy R. Of Children: An Introduction to Child Development. 8th ed. Belmont: Wadsworth, 1995.
Tohutoro MLA (9th ed.)Lefrancois, Guy R. Of Children: An Introduction to Child Development. 8th ed. Wadsworth, 1995.
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