Dangos 1 - 1 canlyniadau o 1 ar gyfer chwilio 'Seifer, Ronald', amser ymholiad: 0.04e Mireinio'r Canlyniadau
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    Early development of children at risk for emotional disorder gan Sameroff, Arnold J., Seifer, Ronald, Zax, Melvin

    Cyhoeddwyd 1982
    Llyfr

    Early development of children at risk for emotional disorder

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