M. C. Vinasco Guzmán, M. S. Guzmán Oliveros, S. A. Trujillo Zapata, C. J. Meneses Ortega, and J. A. Ordóñez Murcia, Participatory Environmental Education for Children: Environmental Services as a Conservation Strategy. Colombia,CO: Sello Editorial UNAD, 2019. doi: 10.22490/9789586517232.