APA (7th ed.) Citation

Crystal, D. (2005). How language works David Crystal. Penguin Books.

Chicago Style (17th ed.) Citation

Crystal, David. How Language Works David Crystal. London : New York: Penguin Books, 2005.

MLA (9th ed.) Citation

Crystal, David. How Language Works David Crystal. Penguin Books, 2005.

Warning: These citations may not always be 100% accurate.