Cornejo Moreira, W. A., Edgar Amílcar, P. M., Escobar Beltràn, R. M., Escobar Canales, C. M., Menèndez Barrientos, M. F., & Rosales Rivera, M. J. (2015). The effectiveness of the integrations of multimedia graphic presentations with video-based activities ant the PDP framework to contextualize language in EFL instructions trought a constructivism, collaborative, and interactive approach at The Wester Multidisciplinary Campus of the University of El Salvador in the year 2015. Santa Ana, El Salvador: Universidad de El Salvador.

Cornejo Moreira, William Amìlcar, Pérez Mendoza Edgar Amílcar, Rebeca Maribel Escobar Beltràn, Carlos Manuel Escobar Canales, Mario Francisco Menèndez Barrientos, and Mario Josuè Rosales Rivera. The Effectiveness of the Integrations of Multimedia Graphic Presentations With Video-based Activities Ant the PDP Framework to Contextualize Language in EFL Instructions Trought a Constructivism, Collaborative, and Interactive Approach At The Wester Multidisciplinary Campus of the University of El Salvador in the Year 2015. Santa Ana, El Salvador: Universidad de El Salvador, 2015.

Cornejo Moreira, William Amìlcar, et al. The Effectiveness of the Integrations of Multimedia Graphic Presentations With Video-based Activities Ant the PDP Framework to Contextualize Language in EFL Instructions Trought a Constructivism, Collaborative, and Interactive Approach At The Wester Multidisciplinary Campus of the University of El Salvador in the Year 2015. Santa Ana, El Salvador: Universidad de El Salvador, 2015.