MURPHY, R. 2008. Essential grammar in use: A self-study reference and practice book for elementary students of English. with answers. 3rd ed., 6th printing. Cambridge: Cambridge University Press.
APA (7th ed.) CitationMurphy, R. (2008). Essential grammar in use: A self-study reference and practice book for elementary students of English. with answers (3rd ed., 6th printing.). Cambridge University Press.
Chicago Style (17th ed.) CitationMurphy, Raymond. Essential Grammar in Use: A Self-study Reference and Practice Book for Elementary Students of English. with Answers. 3rd ed., 6th printing. Cambridge: Cambridge University Press, 2008.
MLA (9th ed.) CitationMurphy, Raymond. Essential Grammar in Use: A Self-study Reference and Practice Book for Elementary Students of English. with Answers. 3rd ed., 6th printing. Cambridge University Press, 2008.
