Alfaro Jara, O., Barrantes Valverde, M., Chacón González, C., Cortés González, A., & Jiménez Olivares, Y. (2006). Using Authentic Readings in the Ninth Grade in the Public School System of Costa Rica, to Develop EFL Classroom Activities to Enhance Students Competence.

Alfaro Jara, Ovidio, Marco Barrantes Valverde, Carlos Chacón González, Alvaro Cortés González, و Yalile Jiménez Olivares. Using Authentic Readings in the Ninth Grade in the Public School System of Costa Rica, to Develop EFL Classroom Activities to Enhance Students Competence. 2006.

Alfaro Jara, Ovidio, et al. Using Authentic Readings in the Ninth Grade in the Public School System of Costa Rica, to Develop EFL Classroom Activities to Enhance Students Competence. 2006.