Cita APA (7a ed.)
Díaz Rodríguez, G. M., Fabián Menjivar, S. C., Urquía, K. X., Aguilar, J. H., & Ayala, E. N. Difficulties in the pronunciation of english vowels by the fifth-year students from modern languages major at the Foreign Language Department of the University of El Salvador during the year 2015.
Cita Chicago Style (17a ed.)
Díaz Rodríguez, Grabiela María, Sandra Carolina Fabián Menjivar, Kenia Xiomara Urquía, Jorge Humberto Aguilar, y Edgar Nicolás Ayala. Difficulties in the Pronunciation of English Vowels by the Fifth-year Students from Modern Languages Major at the Foreign Language Department of the University of El Salvador During the Year 2015.
Cita MLA (9a ed.)
Díaz Rodríguez, Grabiela María, et al. Difficulties in the Pronunciation of English Vowels by the Fifth-year Students from Modern Languages Major at the Foreign Language Department of the University of El Salvador During the Year 2015.
Precaución: Estas citas no son 100% exactas.