APA (7th ed.) Citation

Kanigel, R. (1992). The man who knew infinity: Life of the genius ramanujan. Pocket Books.

Chicago Style (17th ed.) Citation

Kanigel, Robert. The Man Who Knew Infinity: Life of the Genius Ramanujan. New York: Pocket Books, 1992.

MLA (9th ed.) Citation

Kanigel, Robert. The Man Who Knew Infinity: Life of the Genius Ramanujan. Pocket Books, 1992.

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