Peña Romero , J. B. . “Level of Social Skills in Adolescents of the Middle Level of the National School of Commerce No. 1 “Alfonso B. Campos of the City of Asunción”. Revista De Investigación Científica Y Tecnológica, vol. 3, no. 1, Dec. 2020, pp. 51-57, doi:10.36003/Rev.investig.cient.tecnol.V3N1(2019)5.