Swan, M. (2016). Practical English usage: [complete topic-by-topic grammar : guide to over 250 vocabulary problems] (Fourth edition, fully revised.). Oxford University Press.
Chicago-Zitierstil (17. Ausg.)Swan, Michael. Practical English Usage: [complete Topic-by-topic Grammar : Guide to over 250 Vocabulary Problems]. Fourth edition, fully revised. Oxford: Oxford University Press, 2016.
MLA-Zitierstil (9. Ausg.)Swan, Michael. Practical English Usage: [complete Topic-by-topic Grammar : Guide to over 250 Vocabulary Problems]. Fourth edition, fully revised. Oxford University Press, 2016.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.