Mullo Naula., L. J., & Ttenezaca Yadaicela., E. P. (2016). Methodological strategies and their influence on the development of productive english speaking skills in the learners of 8th year at “Tomas Oleas" high school located in parroquia Cajabamba, cantón Colta, Chimborazo province during the school year 2014-2015.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mullo Naula., Luis Jairo, و Erika Patricia Ttenezaca Yadaicela. Methodological Strategies and Their Influence on the Development of Productive English Speaking Skills in the Learners of 8th Year at “Tomas Oleas" High School Located in Parroquia Cajabamba, Cantón Colta, Chimborazo Province During the School Year 2014-2015. 2016.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Mullo Naula., Luis Jairo, و Erika Patricia Ttenezaca Yadaicela. Methodological Strategies and Their Influence on the Development of Productive English Speaking Skills in the Learners of 8th Year at “Tomas Oleas" High School Located in Parroquia Cajabamba, Cantón Colta, Chimborazo Province During the School Year 2014-2015. 2016.