Murphy Raymond. English Grammar in Use

4th edition. — Cambridge University Press, 2015. — 363 p.
E-book quality
With answers.
A self-study reference and practice book for intermediate learners of English.
Clear examples and easy-to-follow exercises make Essential Grammar in Use perfect for independent study. Used by millions of learners around the world, it covers all the grammar you will need at this level.
Easy-to-use format of two-page units with clear explanations on the left and exercises on the right.
A study guide to help you find the units you need to study.
Additional exercises for extra practice.