APA
Allen R. e. l., . (2000). The new penguin english dictionary. London: Penguin Books.
Chicago
Allen Robert ed lit, . 2000. The new penguin english dictionary. London: Penguin Books.
Harvard
Allen R. e. l., . (2000). The new penguin english dictionary. London: Penguin Books.
MLA
Allen Robert ed lit, . The new penguin english dictionary. London: Penguin Books. 2000.