APA (7th ed.) Citation
Swan, M. (1992). Practical English Usage (23. vyd.). The University Press.
Chicago Style (17th ed.) Citation
Swan, Michael. Practical English Usage. 23. vyd. Oxford: The University Press, 1992.
MLA (9th ed.) Citation
Swan, Michael. Practical English Usage. 23. vyd. The University Press, 1992.
Warning: These citations may not always be 100% accurate.