Lovato Hernández, Z. E., Crespín Escobar, S. L., Escobar, G. E., & Salazar Murcia, P. A. (2003). The level of oral proficiency reached by the students attending advanced english II courses, during semester I of the year 2003. San Salvador: Universidad de El Salvador.
Chicago Style CitationLovato Hernández, Zoila Edith, Sandra Leticia Crespín Escobar, Guillermo Ernesto Escobar, and Pedro Antonio Salazar Murcia. The Level of Oral Proficiency Reached By the Students Attending Advanced English II Courses, During Semester I of the Year 2003. San Salvador: Universidad de El Salvador, 2003.
MLA CitationLovato Hernández, Zoila Edith, Sandra Leticia Crespín Escobar, Guillermo Ernesto Escobar, and Pedro Antonio Salazar Murcia. The Level of Oral Proficiency Reached By the Students Attending Advanced English II Courses, During Semester I of the Year 2003. San Salvador: Universidad de El Salvador, 2003.