Murphy, R. Essential Grammar in Use: A self-study reference and practice book for elementary learners of English with answers (Fourth Edition.).
Chicago Style (17th ed.) CitationMurphy, Raymond. Essential Grammar in Use: A Self-study Reference and Practice Book for Elementary Learners of English with Answers. Fourth Edition.
MLA (8th ed.) CitationMurphy, Raymond. Essential Grammar in Use: A Self-study Reference and Practice Book for Elementary Learners of English with Answers. Fourth Edition.
Warning: These citations may not always be 100% accurate.