APA (7th ed.) Citation

Russell, A. (2006). Whitaker's World of Facts. Penguin books.

Chicago Style (17th ed.) Citation

Russell, Ash. Whitaker's World of Facts. New Delhi: Penguin books, 2006.

MLA (9th ed.) Citation

Russell, Ash. Whitaker's World of Facts. Penguin books, 2006.

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