Hart, B., & Risley, T. R. (1995). Meaningful differences in the everyday experience of young American children. P.H. Brookes.
Chicago Style aipamenaHart, Betty, and Todd R. Risley. Meaningful Differences in the Everyday Experience of Young American Children. Baltimore: P.H. Brookes, 1995.
MLA aipamenaHart, Betty, and Todd R. Risley. Meaningful Differences in the Everyday Experience of Young American Children. P.H. Brookes, 1995.
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