APA (7th ed.) Citation

Crystal, D. (2007). The Penguin concise encyclopedia (3rd ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Crystal, David. The Penguin Concise Encyclopedia. 3rd ed. London: Penguin Books, 2007.

MLA (9th ed.) Citation

Crystal, David. The Penguin Concise Encyclopedia. 3rd ed. Penguin Books, 2007.

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