Weikart, D. P. (2000). Early childhood education: Need and opportunity. Unesco, International Institute for Educational Planning.
Citace podle Chicago (17th ed.)Weikart, David P. Early Childhood Education: Need and Opportunity. Paris: Unesco, International Institute for Educational Planning, 2000.
Citace podle MLA (8th ed.)Weikart, David P. Early Childhood Education: Need and Opportunity. Unesco, International Institute for Educational Planning, 2000.
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