LEEPER, S. H., DALES, R. J., & SKIPPER, D. S. (1968). Good schools for young children. The MacMillan Company.
Chicago-čujuhus (17. p.)LEEPER, Sarah Hammond, Ruth J. DALES, juo Dora Sikes SKIPPER. Good Schools for Young Children. London: The MacMillan Company, 1968.
MLA-čujuhus (9. p.)LEEPER, Sarah Hammond, et al. Good Schools for Young Children. The MacMillan Company, 1968.
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