Vol. 90 No. 131 (2019): January - June

Studies

Short communications and research progress

Book reviews

  • Edgar Gutiérrez Gómez
    290-294
    DOI: https://doi.org/10.30920/letras.90.131.14
  • Javier Morales Mena
    295-304
    DOI: https://doi.org/10.30920/letras.90.131.15
  • Rubén Quiroz Ávila
    305-310
    DOI: https://doi.org/10.30920/letras.90.131.16
  • Luis Alberto Mamani Quispe
    311-312
    DOI: https://doi.org/10.30920/letras.90.131.17
  • Miguel Ángel Malpica
    313-321
    DOI: https://doi.org/10.30920/letras.90.131.18