Murphy, R. (2007). Essential grammar in use: A self-study reference and practice book for elementary students of English ; with answers (3. editon.). Cambridge University Press.
Chicago-Zitierstil (17. Ausg.)Murphy, Raymond. Essential Grammar in Use: A Self-study Reference and Practice Book for Elementary Students of English ; with Answers. 3. editon. Cambridge: Cambridge University Press, 2007.
MLA-Zitierstil (9. Ausg.)Murphy, Raymond. Essential Grammar in Use: A Self-study Reference and Practice Book for Elementary Students of English ; with Answers. 3. editon. Cambridge University Press, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.