Geahča maid: Pregnancy is the principal reason why students dropped out studying the english major in the University of El Salvador during the years 2002, 2003 and 2004 /
- Pregnancy is the principal reason why students dropped out studying the english major in the University of El Salvador during the years 2002, 2003 and 2004
- The academic and non-academic factors related to students' subject failing at the School of Arts and Sciences of the University of El Salvador, semester I-2000
- The academic and Non-Academic Factors Related to Students' Failing Subject or Attrition at the Department of Education at the School of Arts and Sciences of the University of El Salvador, Semester I-2000 /
- The academic an non-academic factors related to students subject failing at the psychology departament of the University of El Salvador, semester I-2000 /
- The academic and non-academic factors related to the subject failing and attrition at the literature department of the University of El Salvador, semester I-2000 /
- The academic and non-academic factors related to students' subject failing at the journalism departament of the University of El Salvador, semester I-2000 /
Fáddá: Inglés
- Diccionario español-inglés = english-spanish
- Diccionario de la Universidad de Chicago inglés-español y español-inglés = The University of Chicago spanish dictionary /
- Smart diccionario español-inglés = english-spanish /
- Lexicón : diccionario inglés-español español-inglés /
- Resumen práctico de la gramática inglesa /
- The Ozmo English show
Fáddá: Deserción Universitaria
- Pregnancy is the principal reason why students dropped out studying the english major in the University of El Salvador during the years 2002, 2003 and 2004 /
- The academic and non-academic factors related to students' subject failing at the school of arts and sciences of the university of El Salvador, semester I 2000 /
Dahkki: Castro Sánchez, Mario Antonio
- Pregnancy is the principal reason why students dropped out studying the english major in the University of El Salvador during the years 2002, 2003 and 2004
- Pregnancy is the principal reason why students dropped out studying the english major in the University of El Salvador during the years 2002, 2003 and 2004 /
Dahkki: Lipe, Balmore Ernesto
- Strategies to reduce the effects of interlanguage fossilization in the second language performance in the students enrolled in the intensive advanced English I subject from the Bachelor in Modern Languages: specialization in French and English from the school of arts and sciences of the University of El Salvador, semester II, 2018
- The influence of internet as an academic tool in the development of second language acquisition in students of Intensive Intermediate English courses from the Foreign Language Department at the University of El Salvador, year 2018
- The effects of authentic material exposure in the listening skill proficiency level of intensive intermediate English II students at the foreign language department of the University of El Salvador, semester i-2017
- Pregnancy is the principal reason why students dropped out studying the english major in the University of El Salvador during the years 2002, 2003 and 2004
- Strategies to reduce the effects of interlanguage fossilization in the second language performance in the students enrolled in the intensive advanced English I subject from the Bachelor in Modern Languages: specialization in French and English from the school of arts and sciences of the University of El Salvador, semester II, 2018 /
- The relationship between students’ English background knowledge and their oral proficiency level in readings and conversation I course of the Bachelor of Arts in English with emphasis in teaching in the Foreign Language Department at the University of El Salvador semester II, 2017 /