Zeinstra, G. G., Koelen, M. A., Kok, F. J., & de Graaf, C. (2007). Cognitive development and children's perceptions of fruit and vegetables; a qualitative study. BioMed Central.
Citación estilo ChicagoZeinstra, Gertrude G., Maria A. Koelen, Frans J. Kok, and Cees de Graaf. Cognitive Development and Children's Perceptions of Fruit and Vegetables; a Qualitative Study. BioMed Central, 2007.
Cita MLAZeinstra, Gertrude G., Maria A. Koelen, Frans J. Kok, and Cees de Graaf. Cognitive Development and Children's Perceptions of Fruit and Vegetables; a Qualitative Study. BioMed Central, 2007.
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