Lewis, Michael. (1993). The lexical approach: The state of ELT and a way forward. Commercial Colour Press.
Lewis, Michael. (1997). Implementing the lexical approach: Putting theory into practice. Language Teaching Publications.
Llanes, Àngels, & Muñoz, Carmen. (2009). A short stay abroad: Does it make a difference? System, 37(3), 353-365. https://doi.org/10.1016/j.system.2009.03.001
Lüdeling, Anke, & Hirschmann, Hagen. (2015). Error annotation systems. In S. Granger, G. Gilquin, & F. Meunier (Eds.), The Cambridge...