Suparno S, Iasha V. Effectiveness of Social Studies Learning in Elementary School Using Strategy of Everyone is a Teacher Here (EiTH). Opción [Internet]. 3 de agosto de 2019 [citado 30 de julio de 2025];350:1068-92. Disponible en: https://produccioncientifica.luz.edu.ve/index.php/opcion/article/view/30823