Guardado Guardado, Y. M., Romero Fuentes, A. C., León Alvarado, H. B., Vides de Guzmán, C., & Contreras Cárcamo, M. S. The importance of vocabulary in language learning and the vocabulary teaching techniques used by Teachers of the Teens English Program at CENIUES, Academic Year 2018.

Guardado Guardado, Yesica Michel, Ana Coralia Romero Fuentes, Henrry Bladimir León Alvarado, Claudia Vides de Guzmán, and Mauricio Salvador Contreras Cárcamo. The Importance of Vocabulary in Language Learning and the Vocabulary Teaching Techniques Used By Teachers of the Teens English Program At CENIUES, Academic Year 2018.

Guardado Guardado, Yesica Michel, et al. The Importance of Vocabulary in Language Learning and the Vocabulary Teaching Techniques Used By Teachers of the Teens English Program At CENIUES, Academic Year 2018.