Mirziyoyev Sh. Milliy taraqqiyot yo’limizni qat’iyat bilan davom ettirib, yangi bosqichga ko’taramiz – Toshkent: O’zbekiston, 2017. -345 b.
2 . Gordon E.M. “A Grammar of Present-day English”. 2005 – 210 p.
3 . Zhigadlo V. N., Ivanov I.P., Iofik L. L. “Modern English”. 2004 – 170 p.
4 . Kachalova K.N. Izrailevich E.E.”The practical grammar of English language”. 2003 – 230 p.
5 . Krylova I.P., Gordon E.M. “Grammar of modern English”.2000 – 180 p.
6 . “Russian dictionary of foreign words”. 2007 – 196 p.
7 . V. V. Vinogradov "Researches on the Russian grammar" – 155 p.
8 . Golubeva T.M. Modal verbs (English as second language) 2012 – 197 p.
9 . Fleas M. Ya. “Teoreticheskaya grammarika” 2005. – 223 p.
10 . Rayevskaya N. N. “Modern English Grammar”. 2009. – 195 p.
11 . I.P. Ivanova, V. V. Burlakov, G.G. Pocheptsov “Theoretical grammar of modern English”. 2010 – 241 p.
12 . B.A.Ilyish “The textbook at the rate of theoretical grammar for students” 2006. – 182 p.
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