Lin, Y. L., Reyes Rivera, A. R., Santos Bernal, S. C., & Franco, R. (2009). Helping students of the council of scholarships and scientific research program achieve advanced level oral language performance. San Salvador: Universidad de El Salvador.
Chicago Style CitationLin, Ying Lin, Ada Rebeca Reyes Rivera, Susan Carolina Santos Bernal, and Rina Franco. Helping Students of the Council of Scholarships and Scientific Research Program Achieve Advanced Level Oral Language Performance. San Salvador: Universidad de El Salvador, 2009.
MLA CitationLin, Ying Lin, Ada Rebeca Reyes Rivera, Susan Carolina Santos Bernal, and Rina Franco. Helping Students of the Council of Scholarships and Scientific Research Program Achieve Advanced Level Oral Language Performance. San Salvador: Universidad de El Salvador, 2009.