Halliday, M. (2018). M. A. K. Halliday. Aspects of Language and Learning Edited by Jonathan J. Webster The M.A.K. Halliday Library Functional Linguistics Series, 2016.. Lenguas Modernas, (48), pp. 135-138. Consultado de https://lenguasmodernas.uchile.cl/index.php/LM/article/view/48103