APA (7th ed.) Citation
Swan, M. (2003). Practical English Usage: Internatinal Student´s edition (2. ed.). The University Press.
Chicago Style (17th ed.) Citation
Swan, Michael. Practical English Usage: Internatinal Student´s Edition. 2. ed. Oxford: The University Press, 2003.
MLA (9th ed.) Citation
Swan, Michael. Practical English Usage: Internatinal Student´s Edition. 2. ed. The University Press, 2003.
Warning: These citations may not always be 100% accurate.