Lozada Sotelo, Irina, y Herma Guilarte Columbie. Environmental Health for Sustainable Hygienic Education in Rural School Students. Agrisost 24, no. 1 (octubre 13, 2018): 59-74. Accedido noviembre 27, 2019. https://revistas.reduc.edu.cu/index.php/agrisost/article/view/2528.