| BB | Bandis, Angela y Shotton, Diana. Close-up. C2. Hanpshire: National Geographic, 2018 [ISBN 978-4080-9833-2] |
| BB | Healan, Angela y Gormely, Katrina. . Close-up. C1. . Hampshire: National Geographic, 2016 [ISBN 978-1-4080-9581-2] |
| BB | HEWINGS, M. Advanced grammar in use : a self-study reference and practice book for advanced learners of English : with answers and cd-rom. 3rd ed.. 3rd printing. [s. l.]: Cambridge University Press, 2014. ISBN 0521498686. |
| BB | MURPHY, R. English grammar in use : a self-study reference and practice book for intermediate leaners of English :with answers. 5th ed. [s. l.]: University Press, 2019. ISBN 9781108457651. |
| BB | Strutt, Peter. English for international tourism: Upper Intermediate CourseBook. Harlow: Pearson, 2013 [ISBN 9781447923916] |
| BB | Vince, Michael. Language Practice for Advanced : English grammar and vocabulary: ; [with key]. 4th ed Oxford : Macmillan Education, 2014. |
| BC | EASTWOOD, J. Oxford practice grammar : with answers. 2nd ed.,[4th impr.]. [s. l.]: Oxford University Press, 2000. ISBN 0194313697. |
| BC | Evans, Virginia. CPE Use of English 1. Swansea: Express Publishing, 1998. |
| BC | Sydney Hornby, ALbert. Oxford advanced learner's dictionary of current english. Oxford [England] : Oxford University Press, [2010]. |