Swan, M. (2014). Practical English usage (3. baskı.). Oxford University Press.
Chicago Style (17th ed.) CitationSwan, Michael. Practical English Usage. 3. baskı. Oxford: Oxford University Press, 2014.
MLA (9th ed.) CitationSwan, Michael. Practical English Usage. 3. baskı. Oxford University Press, 2014.
Warning: These citations may not always be 100% accurate.