Borisai, T., and N. K. Dennis. “A STUDY OF USING POP SONGS TO PROMOTE NEW VOCABULARY LEARNING FOR SECONDARY SCHOOL STUDENTS”. International Journal of Research -GRANTHAALAYAH, vol. 4, no. 1, Jan. 2016, pp. 86-92, doi:10.29121/granthaalayah.v4.i1.2016.2846.