Wells, D. (1997). The Penguin dictionary of curious and interesting numbers. Penguin Books.
Chicago Style (17th ed.) CitationWells, David. The Penguin Dictionary of Curious and Interesting Numbers. London: Penguin Books, 1997.
MLA (8th ed.) CitationWells, David. The Penguin Dictionary of Curious and Interesting Numbers. Penguin Books, 1997.
Warning: These citations may not always be 100% accurate.
