Mariuxi Magaly Tumbaco Pincay, Gioconda del Socorro Sotomayor Nunura, Mercedes Alejandrina Collazos Alarcón, Zoila Nelly Cabrejos Pita, Sharon Soledad Paredes Delgado 2023. Children ́S Play and Psychological Development of Social Skills in the First Years of Basic, In an Educational Unit in Ecuador. Journal for ReAttach Therapy and Developmental Diversities. 6, 6s (Jun. 2023), 500–509.