[Aarts, B. 2011. Oxford modern English grammar. 1st ed. Oxford–New York: Oxford University Press.]Search in Google Scholar
[Alexander, L. G. 1988. Longman English grammar. Longman.]Search in Google Scholar
[Bădescu, A. L. 1984. Gramatica limbii engleze. Bucharest: Editura Ştiinţifică şi Enciclopedică.]Search in Google Scholar
[Budai, L. 1994. English grammar – theory and practice. Budapest: Nemzeti Tankönyvkiadó.]Search in Google Scholar
[Budai, L. 2007. Élő angol nyelvtan. Rendszeres kontrasztív grammatika sok példával. Budapest: Osiris.]Search in Google Scholar
[Carter, R.–McCarthy, M. 2006. Cambridge grammar of English: a comprehensive guide. Cambridge, England–New York: Cambridge University Press.]Search in Google Scholar
[Coe, N., Harrison, M., & Paterson, K. (2006). Oxford Angol Nyelvtan. Magyarázatok – Gyakorlatok. Oxford: Oxford University Press.]Search in Google Scholar
[Foley, M.–Hall, D. 2012. MyGrammarLab. Harlow, Essex: Pearson Longman.]Search in Google Scholar
[Gălăţeanu-Fârnoagă, G. 1995. Sinteze de gramatica engleză: Exerciţii şi teste de evaluare. Bucharest: Cruso.]Search in Google Scholar
[Greenbaum, S. 1996. The Oxford English grammar. 1st ed. London: Clarendon Press.]Search in Google Scholar
[Harrison, M. 2004. Use of English. First Certificate skills. Oxford: Oxford University Press.]Search in Google Scholar
[Huddleston, R. 1976. Some theoretical issues in the description of the English verb. Lingua 40(4): 331–383. https://doi.org/10.1016/0024-3841(76)90084-X.10.1016/0024-3841(76)90084-X]Open DOISearch in Google Scholar
[Huddleston, R.–Pullum, G. K. 2005. A student’s introduction to English grammar. Cambridge, UK–New York: Cambridge University Press.10.1017/CBO9780511815515]Search in Google Scholar
[Imre, A. 2008. Logikus angol nyelvtan. Bucharest: Editura Didactică şi Pedagogică.]Search in Google Scholar
[Leviţchi, L. 1971. Gramatica limbii engleze. Bucharest: Editura Didactică şi Pedagogică.]Search in Google Scholar
[Lewis, M. 1986. The English verb: an exploration of structure and meaning. Hove: Language Teaching Publications.]Search in Google Scholar
[Magyarics, P. 1997. Gyakorlati angol nyelvtan. 2nd ed. Budapest: Akkord & Panem.]Search in Google Scholar
[Murphy, R. 1994. English grammar in use with answers. 2nd ed. Cambridge: Cambridge University Press.]Search in Google Scholar
[Murvai, O. 2001. Szematikai és pragmatikai kiegészítések a modalitás vizsgálatához. In: J. Petőfi S.–I. Szikszainé Nagy (eds), Grammatika – szövegnyelvészet – szövegtan. Debrecen: Kossuth Egyetemi Kiadó. 59–69.]Search in Google Scholar
[O’Connell, S. 1999. Focus on advanced English: C.A.E. for the revised exam. 1st ed. Harlow: Longman.]Search in Google Scholar
[Palmer, F. R. 1990. Modality and the English modals. London–New York: Longman.]Search in Google Scholar
[Preda, I. A. (1962). In: C. G. Sandulescu–L. Vianu (eds), Gramatica limbii engleze. Verbul I. Clasificări (1st ed., vol. 4: 265–380). Bucharest: Universitatea.]Search in Google Scholar
[Quirk, R.–Greenbaum, S.–Leech, G.–Svartvik, J. 1980. Grammar of contemporary English. Longman.]Search in Google Scholar
[Quirk, R.–Greenbaum, S.–Leech, G.–Svartvik, J. 1985. A comprehensive grammar of the English language. 2nd ed. London–New York: Pearson Longman.]Search in Google Scholar
[Swan, M. 2005. Practical English usage. 3rd ed. Oxford: Oxford University Press.]Search in Google Scholar
[Thomson, A. J.–Martinet, A. V. 1986. A practical English grammar. 4th ed. Oxford: Oxford University Press.]Search in Google Scholar
[Vince, M. 2009. Advanced language practice: student book pack with key. 4th ed. Oxford: Macmillan Education.]Search in Google Scholar
[Vince, M.–Emmerson, P. 2003. First Certificate language practice: with key. Oxford: Macmillan Education.]Search in Google Scholar
[Zdrenghea, M. M.–Greere, A. L. 1999. A practical English grammar. Cluj-Napoca: Clusium.]Search in Google Scholar
