Vince, Michael, Language Practice for First, 5th, MacMillan, 2014
Vince, Michael, Language Practice for Advanced, 4th, MacMillan, 2014
Williams, Jessica, Reflect 5. Reading & Writing, National Geographic Learning, 2022
Bibliografía Complementaria
Baker, Lida, Kristin Donnalley Sherman & Robyn Brinks Lockwood, Grammar for Great Writing C, National Geographic Learning, 2018
Gordon, Deborah & Barbara Smith-Palinkas, Grammar for Great Writing B, National Geographic Learning, 2018
Hewings, Martin, Advanced Grammar in Use, 3rd, Cambridge University Press, 2015
Purdue Online Writing Lab, https://owl.purdue.edu/owl/, Purdue University,
Vince, Michael, Language Practice for First, 5th, MacMillan, 2014