Dittmann, L. L. (1967). Children in day care: With focus on health. U.S. Children's Bureau, [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].
Citace podle Chicago (17th ed.)Dittmann, Laura L. Children in Day Care: With Focus on Health. Washington: U.S. Children's Bureau, [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1967.
Citace podle MLA (8th ed.)Dittmann, Laura L. Children in Day Care: With Focus on Health. U.S. Children's Bureau, [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1967.
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