APA
Oxford University Press, Oxford University Press, . (2007). Oxford English Dictionary. London: Oxfod University Press.
Chicago
Oxford University Press, Oxford University Press, . 2007. Oxford English Dictionary. London: Oxfod University Press.
Harvard
Oxford University Press, Oxford University Press, . (2007). Oxford English Dictionary. London: Oxfod University Press.
MLA
Oxford University Press, Oxford University Press, . Oxford English Dictionary. London: Oxfod University Press. 2007.
