Chinchilla Menjivar, A. J., Cruz Cruz, R. L., Flores Alvarado, D. R., Hernández Rivera, A. E., Herrera Martínez, E. A., Llanes, J. H., & Salazar Murcia, P. A. (2004). How the teaching methods are applied in the Intermediate Intensive English II classes at the foreing language department of the University of El Salvador. San Salvador: Universidad de El Salvador.

Chinchilla Menjivar, Ana Jannette,, Roxana Lisset Cruz Cruz, Delmy Ruth Flores Alvarado, Ana Elizabeth Hernández Rivera, Eliezer Antonio Herrera Martínez, Jorge Homero Llanes, and Pedro Antonio Salazar Murcia. How the Teaching Methods Are Applied in the Intermediate Intensive English II Classes At the Foreing Language Department of the University of El Salvador. San Salvador: Universidad de El Salvador, 2004.

Chinchilla Menjivar, Ana Jannette,, et al. How the Teaching Methods Are Applied in the Intermediate Intensive English II Classes At the Foreing Language Department of the University of El Salvador. San Salvador: Universidad de El Salvador, 2004.