Arcos Colcha, M. E. (2018). “Teaching techniques analysis for teaching vocabulary, used in students of ninth year of educación general básica "a", at Unidad Educativa "Pedro Vicente Maldonado", in the city of Riobamba, Chimborazo province, during the academic year 2017- 2018”.

Arcos Colcha, Mery Elizabeth. “Teaching Techniques Analysis for Teaching Vocabulary, Used in Students of Ninth Year of Educación General Básica "a", At Unidad Educativa "Pedro Vicente Maldonado", in the City of Riobamba, Chimborazo Province, During the Academic Year 2017- 2018”. 2018.

Arcos Colcha, Mery Elizabeth. “Teaching Techniques Analysis for Teaching Vocabulary, Used in Students of Ninth Year of Educación General Básica "a", At Unidad Educativa "Pedro Vicente Maldonado", in the City of Riobamba, Chimborazo Province, During the Academic Year 2017- 2018”. 2018.