Flores Escobar, R. G., Rivas Sánchez, J. G., Zepeda Claros, Y. M., & Bruno, W. A. The incidence of spanish on english oral production: Case of the Readings and Conversation I students from the English Teaching Major at the Department of Foreign Languages of the University of El Salvador, 2015.

Flores Escobar, Ruth Grissel, Jennifer Guadalupe Rivas Sánchez, Yancy Maricela Zepeda Claros, and Wilber Alexander Bruno. The Incidence of Spanish On English Oral Production: Case of the Readings and Conversation I Students From the English Teaching Major At the Department of Foreign Languages of the University of El Salvador, 2015.

Flores Escobar, Ruth Grissel, Jennifer Guadalupe Rivas Sánchez, Yancy Maricela Zepeda Claros, and Wilber Alexander Bruno. The Incidence of Spanish On English Oral Production: Case of the Readings and Conversation I Students From the English Teaching Major At the Department of Foreign Languages of the University of El Salvador, 2015.