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.
Citación estilo ChicagoLovato Hernández, Zoila Edith, Sandra Leticia Crespín Escobar, Guillermo Ernesto Escobar, y 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.
Cita MLALovato Hernández, Zoila Edith, Sandra Leticia Crespín Escobar, Guillermo Ernesto Escobar, y 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.