Sarmiento Chugcho, K. O. (2008). Poor development of the listening skill and its incidence in english learning process for students of the ninth courses, Vespertine Section at the Juan Montalvo High School, during 2007-2008.
Chicago-viite (17. p.)Sarmiento Chugcho, Kleber Oswaldo. Poor Development of the Listening Skill and Its Incidence in English Learning Process for Students of the Ninth Courses, Vespertine Section at the Juan Montalvo High School, During 2007-2008. 2008.
MLA-viite (9. p.)Sarmiento Chugcho, Kleber Oswaldo. Poor Development of the Listening Skill and Its Incidence in English Learning Process for Students of the Ninth Courses, Vespertine Section at the Juan Montalvo High School, During 2007-2008. 2008.
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