Recommended reading
self study books
If I know which CEFR level the book is aimed at, it’s included in brackets after the citation.
Bailey, Stephen. Academic Writing: a Handbook for International Students. Routledge, 2018.
Hewings, Martin. Advanced Grammar in Use: a Self-Study Reference and Practice Book for Advanced Learners of English: with Answers. Cambridge University Press, 2016. (C1-C2)
McCarthy, Michael, and Felicity O'Dell. Academic Vocabulary in Use. Cambridge University Press, 2016. (B2-C1)
McCarthy, Michael, and Felicity O'Dell. English Vocabulary in Use Advanced. Cambridge University Press, 2017. (C1-C2)
McCarthy, Michael. Vocabulary in Use Upper Intermediate; Self-Study Reference and Practice for Students of North American English with Answers. Klett, 2003. (B2)
Moore, Julie, and Richard Storton. Oxford Academic Vocabulary Practice: Lower-Intermediate, B1. Oxford University Press, 2017. (B1)
Moore, Julie. Oxford Academic Vocabulary Practice: Upper-Intermediate, B2-C1. Oxford University Press, 2017. (B2-C1)
Murphy, Raymond. English Grammar in Use: a Self-Study Reference and Practice Book for Intermediate Learners of English: with Answers. Cambridge University Press, 2019. (B1-B2)
Redman, Stuart. English Vocabulary in Use: Pre-Intermediate and Intermediate: Vocabulary Reference and Practice: with Answers and Ebook. Cambridge University Press., 2017. (B1)
Stevenson, Richard. Advanced Grammar for Academic Writing. Lulu.com, 2012. (B2/C1)
Yule, George. Oxford Practice Grammar - Advanced: with Answers: with Tests. Oxford University Press, 2017. (B2/C1)
THEORY
Aarts, Bas. Fuzzy Grammar: a Reader. Oxford Univ. Press, 2005.
Biber, Douglas, et al. Longman Student Grammar of Spoken and Written English. Longman, 2008.
Collins, Peter, and Carmella Hollo. English Grammar: an Introduction. Palgrave Macmillan, 2017.
Crystal, David, and Randolph Quirk. A Comprehensive Grammar of the English Language. Longman, 2012.
Depraetere, Ilse, and Chad Langford. Advanced English Grammar: a Linguistic Approach. Bloomsbury Academic, 2020.
Fenn, Peter. A Student's Advanced Grammar of English. Francke, 2010.
Greenbaum, Sidney, and Randolph Quirk. A Student's Grammar of the English Language. Pearson India Education Services, 2016.
Leech, Geoffrey N. Meaning and the English Verb. Routledge, 2014.
Leech, Geoffrey N., and Jan Svartvik. A Communicative Grammar of English. Routledge, Taylor & Francis Group, 2002.
Lobeck, Anne, and Kristin Denham. Navigating English Grammar a Guide to Analyzing Real Language. Wiley-Blackwell, 2014.
Salkie, Raphael, et al. Modality in English: Theory and Description. Mouton De Gruyter, 2009.
Swan, Michael. Practical English Usage. Oxford University Press, 2018.
Wallis, Sean, et al. The Verb Phrase in English: Investigating Recent Language Change with Corpora. Cambridge University Press, 2015.