Felipa M. Rico ,  Linguistic Competence Analysis and the Development of Speaking Instructional Material.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2016, vol. 118(10). 3533 - 3536
    [viewed 18 April 2024]. Available from: https://publications.waset.org/pdf/10006303.