Swan, M., & Walter, C. (2019). Oxford English grammar course: Intermediate : a grammar practice book for intermediate and upper-intermediate students of English : with answers (Updated edition.). Oxford University Press.
Chicago-Zitierstil (17. Ausg.)Swan, Michael, und Catherine Walter. Oxford English Grammar Course: Intermediate : A Grammar Practice Book for Intermediate and Upper-intermediate Students of English : With Answers. Updated edition. Oxford, United Kingdom: Oxford University Press, 2019.
MLA-Zitierstil (9. Ausg.)Swan, Michael, und Catherine Walter. Oxford English Grammar Course: Intermediate : A Grammar Practice Book for Intermediate and Upper-intermediate Students of English : With Answers. Updated edition. Oxford University Press, 2019.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.