Kanigel, Robert. The man who knew infinity : a life of the genius Ramanujan / by Robert Kanigel. - New York : Washington Square Press, [1992], c1991. - x, 438 p. : ill., maps ; 21 cm. Originally published: New York : Charles Scribner's Sons, 1991. Includes bibliographical references and index. ISBN: 0671750615 : Subjects--Topical Terms: Mathematicians--Biography.--IndiaMathematicians--Biography.--Great Britain Dewey Class. No.: 920 B / KAN/M